0009-Configurable-entity-base-attributes.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <Blake.Galbreath@GMail.com>
Date: Thu, 10 Dec 2020 16:44:54 -0600
Subject: [PATCH] Configurable entity base attributes


diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 46e3d7a949d79d9168e0a976be09be5a178bea15..9a025cb4b760090fe506d7c398d5c86fb3ac13ca 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -159,7 +159,7 @@ import org.bukkit.plugin.PluginManager;
 // CraftBukkit end
 
 public abstract class Entity implements Nameable, EntityAccess, CommandSource, ScoreHolder {
-
+    public static javax.script.ScriptEngine scriptEngine = new javax.script.ScriptEngineManager().getEngineByName("rhino"); // Purpur
     // CraftBukkit start
     private static final int CURRENT_LEVEL = 2;
     public boolean preserveMotion = true; // Paper - Fix Entity Teleportation and cancel velocity if teleported; keep initial motion on first setPositionRotation
diff --git a/src/main/java/net/minecraft/world/entity/GlowSquid.java b/src/main/java/net/minecraft/world/entity/GlowSquid.java
index 75c278b67ad2b78766efd8f89c4c2ca7eb7cdcb2..dc99e7f0e6f173c1313c0d5e9ea5dd6bdbdac169 100644
--- a/src/main/java/net/minecraft/world/entity/GlowSquid.java
+++ b/src/main/java/net/minecraft/world/entity/GlowSquid.java
@@ -36,6 +36,11 @@ public class GlowSquid extends Squid {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.glowSquidMaxHealth);
+    }
+
     @Override
     protected ParticleOptions getInkParticle() {
         return ParticleTypes.GLOW_SQUID_INK;
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index dfc7b015da2a553122f98677c12636a84ce90a1f..e907240898d30084acd7b048c44fc85d4c2435df 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -286,6 +286,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
         this.useItem = ItemStack.EMPTY;
         this.lastClimbablePos = Optional.empty();
         this.attributes = new AttributeMap(DefaultAttributes.getSupplier(type), this); // Purpur
+        this.initAttributes(); // Purpur
         this.craftAttributes = new CraftAttributeMap(this.attributes); // CraftBukkit
         // CraftBukkit - setHealth(getMaxHealth()) inlined and simplified to skip the instanceof check for EntityPlayer, as getBukkitEntity() is not initialized in constructor
         this.entityData.set(LivingEntity.DATA_HEALTH_ID, (float) this.getAttribute(Attributes.MAX_HEALTH).getValue());
@@ -301,6 +302,8 @@ public abstract class LivingEntity extends Entity implements Attackable {
         this.brain = this.makeBrain(new Dynamic(dynamicopsnbt, (Tag) dynamicopsnbt.createMap((Map) ImmutableMap.of(dynamicopsnbt.createString("memories"), (Tag) dynamicopsnbt.emptyMap()))));
     }
 
+    protected void initAttributes() {}// Purpur
+
     public Brain<?> getBrain() {
         return this.brain;
     }
diff --git a/src/main/java/net/minecraft/world/entity/ambient/Bat.java b/src/main/java/net/minecraft/world/entity/ambient/Bat.java
index f8c2e2a7065a3ad5b306ebab3d04a12f362c2ea1..8910aaaa1fdabecec4740d6212db3114bd1197fc 100644
--- a/src/main/java/net/minecraft/world/entity/ambient/Bat.java
+++ b/src/main/java/net/minecraft/world/entity/ambient/Bat.java
@@ -268,6 +268,18 @@ public class Bat extends AmbientCreature {
         }
     }
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.batMaxHealth);
+        this.getAttribute(Attributes.FOLLOW_RANGE).setBaseValue(this.level().purpurConfig.batFollowRange);
+        this.getAttribute(Attributes.KNOCKBACK_RESISTANCE).setBaseValue(this.level().purpurConfig.batKnockbackResistance);
+        this.getAttribute(Attributes.MOVEMENT_SPEED).setBaseValue(this.level().purpurConfig.batMovementSpeed);
+        this.getAttribute(Attributes.FLYING_SPEED).setBaseValue(this.level().purpurConfig.batFlyingSpeed);
+        this.getAttribute(Attributes.ARMOR).setBaseValue(this.level().purpurConfig.batArmor);
+        this.getAttribute(Attributes.ARMOR_TOUGHNESS).setBaseValue(this.level().purpurConfig.batArmorToughness);
+        this.getAttribute(Attributes.ATTACK_KNOCKBACK).setBaseValue(this.level().purpurConfig.batAttackKnockback);
+    }
+
     @Override
     public void readAdditionalSaveData(CompoundTag nbt) {
         super.readAdditionalSaveData(nbt);
diff --git a/src/main/java/net/minecraft/world/entity/animal/Bee.java b/src/main/java/net/minecraft/world/entity/animal/Bee.java
index 78e802a4bd994b6988ae415cf2958bb828830964..c1f71bf53dac227e6b8c6dbd88473fe79b6a2c64 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Bee.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Bee.java
@@ -478,6 +478,11 @@ public class Bee extends Animal implements NeutralMob, FlyingAnimal {
         }
     }
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.beeMaxHealth);
+    }
+
     @Override
     public int getRemainingPersistentAngerTime() {
         return (Integer) this.entityData.get(Bee.DATA_REMAINING_ANGER_TIME);
diff --git a/src/main/java/net/minecraft/world/entity/animal/Cat.java b/src/main/java/net/minecraft/world/entity/animal/Cat.java
index 25636efbdb55605303e390f63276ef0bfd4929ba..83e715c9604efc9586171fd32c7cd2b339bc2349 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Cat.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Cat.java
@@ -123,6 +123,11 @@ public class Cat extends TamableAnimal implements VariantHolder<CatVariant> {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.catMaxHealth);
+    }
+
     public ResourceLocation getResourceLocation() {
         return this.getVariant().texture();
     }
diff --git a/src/main/java/net/minecraft/world/entity/animal/Chicken.java b/src/main/java/net/minecraft/world/entity/animal/Chicken.java
index 89e93366395136af826d26be2b85ac881e0dfacc..3c06fe81e2e1d7bd546ead0d13d87cbe7e2e7b5b 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Chicken.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Chicken.java
@@ -72,6 +72,11 @@ public class Chicken extends Animal {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.chickenMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new FloatGoal(this));
diff --git a/src/main/java/net/minecraft/world/entity/animal/Cod.java b/src/main/java/net/minecraft/world/entity/animal/Cod.java
index e2a98b45e56a368de19bb65e304370a5998c7cb9..3d61c2d5da103de68242c16d85c703813979d179 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Cod.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Cod.java
@@ -25,6 +25,11 @@ public class Cod extends AbstractSchoolingFish {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.codMaxHealth);
+    }
+
     @Override
     public ItemStack getBucketItemStack() {
         return new ItemStack(Items.COD_BUCKET);
diff --git a/src/main/java/net/minecraft/world/entity/animal/Cow.java b/src/main/java/net/minecraft/world/entity/animal/Cow.java
index b0cff23aa6f841ad291437964ea5bebb6395de84..f440eabffb1abe4c7370bf7badf6137a22f99071 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Cow.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Cow.java
@@ -62,6 +62,11 @@ public class Cow extends Animal {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.cowMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new FloatGoal(this));
diff --git a/src/main/java/net/minecraft/world/entity/animal/Dolphin.java b/src/main/java/net/minecraft/world/entity/animal/Dolphin.java
index 2412cdb1bdaf7a558ad7235fca7ea5c74eeaad3f..f3a145be1970dd1e78e04b2ea0d77c6339a42fd8 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Dolphin.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Dolphin.java
@@ -158,6 +158,11 @@ public class Dolphin extends WaterAnimal {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.dolphinMaxHealth);
+    }
+
     @Nullable
     @Override
     public SpawnGroupData finalizeSpawn(ServerLevelAccessor world, DifficultyInstance difficulty, MobSpawnType spawnReason, @Nullable SpawnGroupData entityData, @Nullable CompoundTag entityNbt) {
diff --git a/src/main/java/net/minecraft/world/entity/animal/Fox.java b/src/main/java/net/minecraft/world/entity/animal/Fox.java
index 142e45f4b5f2eb90b980f5085abe104505fa7dab..310f7b5ad4d1441c186045c296aded01610c1b4a 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Fox.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Fox.java
@@ -182,6 +182,11 @@ public class Fox extends Animal implements VariantHolder<Fox.Type> {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.foxMaxHealth);
+    }
+
     @Override
     protected void defineSynchedData() {
         super.defineSynchedData();
diff --git a/src/main/java/net/minecraft/world/entity/animal/IronGolem.java b/src/main/java/net/minecraft/world/entity/animal/IronGolem.java
index cb05267fb287b9de9d1829e90d9bb9c9f4aac9f7..46e28d807a72b6d302d29d65c52ab0813cd82b1a 100644
--- a/src/main/java/net/minecraft/world/entity/animal/IronGolem.java
+++ b/src/main/java/net/minecraft/world/entity/animal/IronGolem.java
@@ -81,6 +81,11 @@ public class IronGolem extends AbstractGolem implements NeutralMob {
     public boolean isControllable() {
         return level().purpurConfig.ironGolemControllable;
     }
+
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.ironGolemMaxHealth);
+    }
     // Purpur end
 
     @Override
diff --git a/src/main/java/net/minecraft/world/entity/animal/MushroomCow.java b/src/main/java/net/minecraft/world/entity/animal/MushroomCow.java
index 2f1385cbd88e7085ee5f39f8b5c371c9f0206c23..d6fbb914ad2434e4431f3aa6bfab07b8b8eb0da4 100644
--- a/src/main/java/net/minecraft/world/entity/animal/MushroomCow.java
+++ b/src/main/java/net/minecraft/world/entity/animal/MushroomCow.java
@@ -80,6 +80,11 @@ public class MushroomCow extends Cow implements Shearable, VariantHolder<Mushroo
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.mooshroomMaxHealth);
+    }
+
     @Override
     public float getWalkTargetValue(BlockPos pos, LevelReader world) {
         return world.getBlockState(pos.below()).is(Blocks.MYCELIUM) ? 10.0F : world.getPathfindingCostFromLightLevels(pos);
diff --git a/src/main/java/net/minecraft/world/entity/animal/Ocelot.java b/src/main/java/net/minecraft/world/entity/animal/Ocelot.java
index 66f80ec010909648278c4e74c80d3766b9cf6c6a..14daac1a87e32e0ff0a610aef256e20cbfe50001 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Ocelot.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Ocelot.java
@@ -87,6 +87,11 @@ public class Ocelot extends Animal {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.ocelotMaxHealth);
+    }
+
     public boolean isTrusting() {
         return (Boolean) this.entityData.get(Ocelot.DATA_TRUSTING);
     }
diff --git a/src/main/java/net/minecraft/world/entity/animal/Panda.java b/src/main/java/net/minecraft/world/entity/animal/Panda.java
index 87a1a6ff04b40ceebded50e81aaafe67a802fa1b..846cbac0f862ec881347325dcd6db8eaedbd0e75 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Panda.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Panda.java
@@ -140,6 +140,12 @@ public class Panda extends Animal {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.pandaMaxHealth);
+        setAttributes();
+    }
+
     @Override
     public boolean canTakeItem(ItemStack stack) {
         EquipmentSlot enumitemslot = Mob.getEquipmentSlotForItem(stack);
@@ -641,7 +647,10 @@ public class Panda extends Animal {
 
     public void setAttributes() {
         if (this.isWeak()) {
-            this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(10.0D);
+            // Purpur start
+            net.minecraft.world.entity.ai.attributes.AttributeInstance maxHealth = this.getAttribute(Attributes.MAX_HEALTH);
+            maxHealth.setBaseValue(maxHealth.getValue() / 2);
+            // Purpur end
         }
 
         if (this.isLazy()) {
diff --git a/src/main/java/net/minecraft/world/entity/animal/Parrot.java b/src/main/java/net/minecraft/world/entity/animal/Parrot.java
index 06568c109d806a4e98b092016d0efd5b2cdfd359..9334fb348e559ee27ba38bbd51c30876206c2af4 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Parrot.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Parrot.java
@@ -193,6 +193,11 @@ public class Parrot extends ShoulderRidingEntity implements VariantHolder<Parrot
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.parrotMaxHealth);
+    }
+
     @Nullable
     @Override
     public SpawnGroupData finalizeSpawn(ServerLevelAccessor world, DifficultyInstance difficulty, MobSpawnType spawnReason, @Nullable SpawnGroupData entityData, @Nullable CompoundTag entityNbt) {
diff --git a/src/main/java/net/minecraft/world/entity/animal/Pig.java b/src/main/java/net/minecraft/world/entity/animal/Pig.java
index 28f68a7383fe6e53541eb1b36ba73eb15723f0f7..6480e0f026e686b2d0a093d901d7f1e312a45021 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Pig.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Pig.java
@@ -84,6 +84,11 @@ public class Pig extends Animal implements ItemSteerable, Saddleable {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.pigMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new FloatGoal(this));
diff --git a/src/main/java/net/minecraft/world/entity/animal/PolarBear.java b/src/main/java/net/minecraft/world/entity/animal/PolarBear.java
index 2b6efb46035c5695928643780bfbd5b5a2ed28e9..70b45c622a459ace397d4d54cd99e8ae7fc1ce65 100644
--- a/src/main/java/net/minecraft/world/entity/animal/PolarBear.java
+++ b/src/main/java/net/minecraft/world/entity/animal/PolarBear.java
@@ -94,6 +94,11 @@ public class PolarBear extends Animal implements NeutralMob {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.polarBearMaxHealth);
+    }
+
     @Nullable
     @Override
     public AgeableMob getBreedOffspring(ServerLevel world, AgeableMob entity) {
diff --git a/src/main/java/net/minecraft/world/entity/animal/Pufferfish.java b/src/main/java/net/minecraft/world/entity/animal/Pufferfish.java
index 95383e246a8e1b311e4f26a66372966b6bc51de5..8b5bf8ef4481ccc829d1a39c0921941581b2f045 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Pufferfish.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Pufferfish.java
@@ -57,6 +57,11 @@ public class Pufferfish extends AbstractFish {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.pufferfishMaxHealth);
+    }
+
     @Override
     protected void defineSynchedData() {
         super.defineSynchedData();
diff --git a/src/main/java/net/minecraft/world/entity/animal/Rabbit.java b/src/main/java/net/minecraft/world/entity/animal/Rabbit.java
index f8989e0db656389fe04487d5d407aacc0add1797..23ede55b9b1198c72fe93b086129d4725d9352fe 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Rabbit.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Rabbit.java
@@ -138,6 +138,11 @@ public class Rabbit extends Animal implements VariantHolder<Rabbit.Variant> {
         }
         wasOnGround = onGround;
     }
+
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.rabbitMaxHealth);
+    }
     // Purpur end
 
     @Override
diff --git a/src/main/java/net/minecraft/world/entity/animal/Salmon.java b/src/main/java/net/minecraft/world/entity/animal/Salmon.java
index 87c442fb198cad8671ad1419e589a5a67c4fdca8..742805994f29a18af444912b10af631d2c60cacf 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Salmon.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Salmon.java
@@ -25,6 +25,11 @@ public class Salmon extends AbstractSchoolingFish {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.salmonMaxHealth);
+    }
+
     @Override
     public int getMaxSchoolSize() {
         return 5;
diff --git a/src/main/java/net/minecraft/world/entity/animal/Sheep.java b/src/main/java/net/minecraft/world/entity/animal/Sheep.java
index ffcb68cd299370d5a17ed92ba3814c8afe613cf9..1d69558cccc6add5f02f1ff070c985bd5ec406c0 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Sheep.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Sheep.java
@@ -136,6 +136,11 @@ public class Sheep extends Animal implements Shearable {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.sheepMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.eatBlockGoal = new EatBlockGoal(this);
diff --git a/src/main/java/net/minecraft/world/entity/animal/SnowGolem.java b/src/main/java/net/minecraft/world/entity/animal/SnowGolem.java
index c48ceed671e1804756d8a11208e5f7e5094a4bb1..35392365838bd412255777d1a53bc058eb13ff73 100644
--- a/src/main/java/net/minecraft/world/entity/animal/SnowGolem.java
+++ b/src/main/java/net/minecraft/world/entity/animal/SnowGolem.java
@@ -71,6 +71,11 @@ public class SnowGolem extends AbstractGolem implements Shearable, RangedAttackM
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.snowGolemMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HasRider(this)); // Purpur
diff --git a/src/main/java/net/minecraft/world/entity/animal/Squid.java b/src/main/java/net/minecraft/world/entity/animal/Squid.java
index 0ee9d5eeabb0352d0a92fa0106b7a3a834a9c146..f9db04ee35928d76dc504808a2acfca85295a6e6 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Squid.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Squid.java
@@ -70,6 +70,11 @@ public class Squid extends WaterAnimal {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.squidMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new Squid.SquidRandomMovementGoal(this));
diff --git a/src/main/java/net/minecraft/world/entity/animal/TropicalFish.java b/src/main/java/net/minecraft/world/entity/animal/TropicalFish.java
index 71234b258157579d3a47064e7e299bb7fb90908f..7d02e552a27632939bb9c40a62f4e0df7bd60bbc 100644
--- a/src/main/java/net/minecraft/world/entity/animal/TropicalFish.java
+++ b/src/main/java/net/minecraft/world/entity/animal/TropicalFish.java
@@ -54,6 +54,11 @@ public class TropicalFish extends AbstractSchoolingFish implements VariantHolder
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.tropicalFishMaxHealth);
+    }
+
     public static String getPredefinedName(int variant) {
         return "entity.minecraft.tropical_fish.predefined." + variant;
     }
diff --git a/src/main/java/net/minecraft/world/entity/animal/Turtle.java b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
index 4707f0d1c78d6080201c313717ef912d4805873d..511de848cb9cfed304fa59cb38205db4b71dd8eb 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Turtle.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
@@ -103,6 +103,11 @@ public class Turtle extends Animal {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.turtleMaxHealth);
+    }
+
     public void setHomePos(BlockPos pos) {
         this.entityData.set(Turtle.HOME_POS, pos.immutable()); // Paper - called with mutablepos...
     }
diff --git a/src/main/java/net/minecraft/world/entity/animal/Wolf.java b/src/main/java/net/minecraft/world/entity/animal/Wolf.java
index 0c3d29e55c3c1aacbf337cc24ac220c92866b84e..b5c1efc1a67cdf163420b55e49baef9d78d9518f 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Wolf.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Wolf.java
@@ -127,6 +127,11 @@ public class Wolf extends TamableAnimal implements NeutralMob {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.wolfMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(1, new FloatGoal(this));
diff --git a/src/main/java/net/minecraft/world/entity/animal/axolotl/Axolotl.java b/src/main/java/net/minecraft/world/entity/animal/axolotl/Axolotl.java
index a1bc178165f3481c2b4e399f0284f4482ba246c1..48b0df2acccd0d406ba05aaeb6dfbfde57cc1366 100644
--- a/src/main/java/net/minecraft/world/entity/animal/axolotl/Axolotl.java
+++ b/src/main/java/net/minecraft/world/entity/animal/axolotl/Axolotl.java
@@ -115,6 +115,11 @@ public class Axolotl extends Animal implements LerpingModel, VariantHolder<Axolo
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.axolotlMaxHealth);
+    }
+
     @Override
     public Map<String, Vector3f> getModelRotationValues() {
         return this.modelRotationValues;
diff --git a/src/main/java/net/minecraft/world/entity/animal/camel/Camel.java b/src/main/java/net/minecraft/world/entity/animal/camel/Camel.java
index fee24a7b0fa7797279ca68ff26fbe6bb183ca3a1..2ffa81c374bd4dc618b8e284317d13f6a070dc52 100644
--- a/src/main/java/net/minecraft/world/entity/animal/camel/Camel.java
+++ b/src/main/java/net/minecraft/world/entity/animal/camel/Camel.java
@@ -320,6 +320,23 @@ public class Camel extends AbstractHorse implements PlayerRideableJumping, Saddl
         return this.dashCooldown;
     }
 
+    // Purpur start
+    @Override
+    public float generateMaxHealth(net.minecraft.util.RandomSource random) {
+        return (float) generateMaxHealth(this.level().purpurConfig.camelMaxHealthMin, this.level().purpurConfig.camelMaxHealthMax);
+    }
+
+    @Override
+    public double generateJumpStrength(net.minecraft.util.RandomSource random) {
+        return generateJumpStrength(this.level().purpurConfig.camelJumpStrengthMin, this.level().purpurConfig.camelJumpStrengthMax);
+    }
+
+    @Override
+    public double generateSpeed(net.minecraft.util.RandomSource random) {
+        return generateSpeed(this.level().purpurConfig.camelMovementSpeedMin, this.level().purpurConfig.camelMovementSpeedMax);
+    }
+    // Purpur end
+
     @Override
     protected SoundEvent getAmbientSound() {
         return SoundEvents.CAMEL_AMBIENT;
diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/AbstractHorse.java b/src/main/java/net/minecraft/world/entity/animal/horse/AbstractHorse.java
index 41777079871eef2bb4d319f28c8f441d7f2607a1..24fb38499092d8cbee3818bf5c873a55465b1edb 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/AbstractHorse.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/AbstractHorse.java
@@ -162,6 +162,44 @@ public abstract class AbstractHorse extends Animal implements ContainerListener,
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.generateMaxHealth(random));
+        this.getAttribute(Attributes.MOVEMENT_SPEED).setBaseValue(this.generateSpeed(random));
+        this.getAttribute(Attributes.JUMP_STRENGTH).setBaseValue(this.generateJumpStrength(random));
+    }
+
+    protected double generateMaxHealth(double min, double max) {
+        if (min == max) return min;
+        int diff = Mth.floor(max - min);
+        double base = max - diff;
+        int first = Mth.floor((double) diff / 2);
+        int rest = diff - first;
+        return base + random.nextInt(first + 1) + random.nextInt(rest + 1);
+    }
+
+    protected double generateJumpStrength(double min, double max) {
+        if (min == max) return min;
+        return min + (max - min) * this.random.nextDouble();
+    }
+
+    protected double generateSpeed(double min, double max) {
+        if (min == max) return min;
+        return min + (max - min) * this.random.nextDouble();
+    }
+
+    protected float generateMaxHealth(RandomSource random) {
+        return 15.0F + (float) random.nextInt(8) + (float) random.nextInt(9);
+    }
+
+    protected double generateJumpStrength(RandomSource random) {
+        return 0.4000000059604645D + random.nextDouble() * 0.2D + random.nextDouble() * 0.2D + random.nextDouble() * 0.2D;
+    }
+
+    protected double generateSpeed(RandomSource random) {
+        return (0.44999998807907104D + random.nextDouble() * 0.3D + random.nextDouble() * 0.3D + random.nextDouble() * 0.3D) * 0.25D;
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HorseHasRider(this)); // Purpur
@@ -1242,7 +1280,7 @@ public abstract class AbstractHorse extends Animal implements ContainerListener,
             entityData = new AgeableMob.AgeableMobGroupData(0.2F);
         }
 
-        this.randomizeAttributes(world.getRandom());
+        // this.randomizeAttributes(world.getRandom()); // Purpur - replaced by initAttributes()
         return super.finalizeSpawn(world, difficulty, spawnReason, (SpawnGroupData) entityData, entityNbt);
     }
 
diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/Donkey.java b/src/main/java/net/minecraft/world/entity/animal/horse/Donkey.java
index 6a5fb18523545ccc788b09ab4fbee1b14a64bc63..365273173e37e74470a1cf511334ea8cb25f8302 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/Donkey.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/Donkey.java
@@ -22,6 +22,21 @@ public class Donkey extends AbstractChestedHorse {
     }
     // Purpur end
 
+    @Override
+    public float generateMaxHealth(net.minecraft.util.RandomSource random) {
+        return (float) generateMaxHealth(this.level().purpurConfig.donkeyMaxHealthMin, this.level().purpurConfig.donkeyMaxHealthMax);
+    }
+
+    @Override
+    public double generateJumpStrength(net.minecraft.util.RandomSource random) {
+        return generateJumpStrength(this.level().purpurConfig.donkeyJumpStrengthMin, this.level().purpurConfig.donkeyJumpStrengthMax);
+    }
+
+    @Override
+    public double generateSpeed(net.minecraft.util.RandomSource random) {
+        return generateSpeed(this.level().purpurConfig.donkeyMovementSpeedMin, this.level().purpurConfig.donkeyMovementSpeedMax);
+    }
+
     @Override
     protected SoundEvent getAmbientSound() {
         return SoundEvents.DONKEY_AMBIENT;
diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/Horse.java b/src/main/java/net/minecraft/world/entity/animal/horse/Horse.java
index 3e50581033e88e8eddcbd85bfa890cbe0b88a7e6..92339f5a07dcb6bf7eb1bce6d584464ebd8430b5 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/Horse.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/Horse.java
@@ -47,6 +47,21 @@ public class Horse extends AbstractHorse implements VariantHolder<Variant> {
     }
     // Purpur end
 
+    @Override
+    public float generateMaxHealth(RandomSource random) {
+        return (float) generateMaxHealth(this.level().purpurConfig.horseMaxHealthMin, this.level().purpurConfig.horseMaxHealthMax);
+    }
+
+    @Override
+    public double generateJumpStrength(RandomSource random) {
+        return generateJumpStrength(this.level().purpurConfig.horseJumpStrengthMin, this.level().purpurConfig.horseJumpStrengthMax);
+    }
+
+    @Override
+    public double generateSpeed(RandomSource random) {
+        return generateSpeed(this.level().purpurConfig.horseMovementSpeedMin, this.level().purpurConfig.horseMovementSpeedMax);
+    }
+
     @Override
     protected void randomizeAttributes(RandomSource random) {
         this.getAttribute(Attributes.MAX_HEALTH).setBaseValue((double)generateMaxHealth(random::nextInt));
diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/Llama.java b/src/main/java/net/minecraft/world/entity/animal/horse/Llama.java
index 1c6be506804b9622c4d0094814939f894ca857df..34d87ab749a62c5d897b7bc66b116a801324b6a7 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/Llama.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/Llama.java
@@ -124,6 +124,21 @@ public class Llama extends AbstractChestedHorse implements VariantHolder<Llama.V
     }
     // Purpur end
 
+    @Override
+    public float generateMaxHealth(RandomSource random) {
+        return (float) generateMaxHealth(this.level().purpurConfig.llamaMaxHealthMin, this.level().purpurConfig.llamaMaxHealthMax);
+    }
+
+    @Override
+    public double generateJumpStrength(RandomSource random) {
+        return generateJumpStrength(this.level().purpurConfig.llamaJumpStrengthMin, this.level().purpurConfig.llamaJumpStrengthMax);
+    }
+
+    @Override
+    public double generateSpeed(RandomSource random) {
+        return generateSpeed(this.level().purpurConfig.llamaMovementSpeedMin, this.level().purpurConfig.llamaMovementSpeedMax);
+    }
+
     public boolean isTraderLlama() {
         return false;
     }
diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/Mule.java b/src/main/java/net/minecraft/world/entity/animal/horse/Mule.java
index ae7bcfa608d8bdd2a2320618225294de0314ce53..abbeb305b2d09e9c4c02ade603adac5ceb34bdd0 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/Mule.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/Mule.java
@@ -21,6 +21,21 @@ public class Mule extends AbstractChestedHorse {
     }
     // Purpur end
 
+    @Override
+    public float generateMaxHealth(net.minecraft.util.RandomSource random) {
+        return (float) generateMaxHealth(this.level().purpurConfig.muleMaxHealthMin, this.level().purpurConfig.muleMaxHealthMax);
+    }
+
+    @Override
+    public double generateJumpStrength(net.minecraft.util.RandomSource random) {
+        return generateJumpStrength(this.level().purpurConfig.muleJumpStrengthMin, this.level().purpurConfig.muleJumpStrengthMax);
+    }
+
+    @Override
+    public double generateSpeed(net.minecraft.util.RandomSource random) {
+        return generateSpeed(this.level().purpurConfig.muleMovementSpeedMin, this.level().purpurConfig.muleMovementSpeedMax);
+    }
+
     @Override
     protected SoundEvent getAmbientSound() {
         return SoundEvents.MULE_AMBIENT;
diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/SkeletonHorse.java b/src/main/java/net/minecraft/world/entity/animal/horse/SkeletonHorse.java
index 6e7b7d2e9ccf67f9df458dc30cfea7242dc212ac..68981762e3b71cfdf12180c9a711f22b33c471b7 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/SkeletonHorse.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/SkeletonHorse.java
@@ -42,6 +42,21 @@ public class SkeletonHorse extends AbstractHorse {
     }
     // Purpur end
 
+    @Override
+    public float generateMaxHealth(RandomSource random) {
+        return (float) generateMaxHealth(this.level().purpurConfig.skeletonHorseMaxHealthMin, this.level().purpurConfig.skeletonHorseMaxHealthMax);
+    }
+
+    @Override
+    public double generateJumpStrength(RandomSource random) {
+        return generateJumpStrength(this.level().purpurConfig.skeletonHorseJumpStrengthMin, this.level().purpurConfig.skeletonHorseJumpStrengthMax);
+    }
+
+    @Override
+    public double generateSpeed(RandomSource random) {
+        return generateSpeed(this.level().purpurConfig.skeletonHorseMovementSpeedMin, this.level().purpurConfig.skeletonHorseMovementSpeedMax);
+    }
+
     public static AttributeSupplier.Builder createAttributes() {
         return createBaseHorseAttributes().add(Attributes.MAX_HEALTH, 15.0D).add(Attributes.MOVEMENT_SPEED, (double)0.2F);
     }
diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/TraderLlama.java b/src/main/java/net/minecraft/world/entity/animal/horse/TraderLlama.java
index 5fc37e2322188e0db12f7679e40b1a3d40268ca7..4abb9d5fedf63eba9dc3f716d44ea11806607af0 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/TraderLlama.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/TraderLlama.java
@@ -49,6 +49,21 @@ public class TraderLlama extends Llama {
     }
     // Purpur end
 
+    @Override
+    public float generateMaxHealth(net.minecraft.util.RandomSource random) {
+        return (float) generateMaxHealth(this.level().purpurConfig.traderLlamaMaxHealthMin, this.level().purpurConfig.traderLlamaMaxHealthMax);
+    }
+
+    @Override
+    public double generateJumpStrength(net.minecraft.util.RandomSource random) {
+        return generateJumpStrength(this.level().purpurConfig.traderLlamaJumpStrengthMin, this.level().purpurConfig.traderLlamaJumpStrengthMax);
+    }
+
+    @Override
+    public double generateSpeed(net.minecraft.util.RandomSource random) {
+        return generateSpeed(this.level().purpurConfig.traderLlamaMovementSpeedMin, this.level().purpurConfig.traderLlamaMovementSpeedMax);
+    }
+
     @Override
     public boolean isTraderLlama() {
         return true;
diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/ZombieHorse.java b/src/main/java/net/minecraft/world/entity/animal/horse/ZombieHorse.java
index cc19e9cc90789a5170d1cf3e004a3a452aad8b20..4835950272c2a95cbcbfe3423bb83997ec6ee2c1 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/ZombieHorse.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/ZombieHorse.java
@@ -38,6 +38,21 @@ public class ZombieHorse extends AbstractHorse {
     }
     // Purpur end
 
+    @Override
+    public float generateMaxHealth(RandomSource random) {
+        return (float) generateMaxHealth(this.level().purpurConfig.zombieHorseMaxHealthMin, this.level().purpurConfig.zombieHorseMaxHealthMax);
+    }
+
+    @Override
+    public double generateJumpStrength(RandomSource random) {
+        return generateJumpStrength(this.level().purpurConfig.zombieHorseJumpStrengthMin, this.level().purpurConfig.zombieHorseJumpStrengthMax);
+    }
+
+    @Override
+    public double generateSpeed(RandomSource random) {
+        return generateSpeed(this.level().purpurConfig.zombieHorseMovementSpeedMin, this.level().purpurConfig.zombieHorseMovementSpeedMax);
+    }
+
     public static AttributeSupplier.Builder createAttributes() {
         return createBaseHorseAttributes().add(Attributes.MAX_HEALTH, 15.0D).add(Attributes.MOVEMENT_SPEED, (double)0.2F);
     }
diff --git a/src/main/java/net/minecraft/world/entity/animal/sniffer/Sniffer.java b/src/main/java/net/minecraft/world/entity/animal/sniffer/Sniffer.java
index 7fb2c28b567c6c338a68bdc29d24cb652a4a15bf..074835d3e315eb78d318e81c5fd04e5e786e9127 100644
--- a/src/main/java/net/minecraft/world/entity/animal/sniffer/Sniffer.java
+++ b/src/main/java/net/minecraft/world/entity/animal/sniffer/Sniffer.java
@@ -108,6 +108,11 @@ public class Sniffer extends Animal {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.snifferMaxHealth);
+    }
+
     // CraftBukkit start - SPIGOT-7295: moved from constructor to appropriate location
     @Override
     protected void defineSynchedData() {
diff --git a/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java b/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
index 8f0bd246d41627bf9725f88268530ac6ead32b0a..61365fc2d9b1726cb7c50bf4f0c178d17674044a 100644
--- a/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
+++ b/src/main/java/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
@@ -186,6 +186,11 @@ public class EnderDragon extends Mob implements Enemy {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.enderDragonMaxHealth);
+    }
+
     public static AttributeSupplier.Builder createAttributes() {
         return Mob.createMobAttributes().add(Attributes.MAX_HEALTH, 200.0D);
     }
diff --git a/src/main/java/net/minecraft/world/entity/boss/wither/WitherBoss.java b/src/main/java/net/minecraft/world/entity/boss/wither/WitherBoss.java
index 6af131d0574a508bccc84b85d0e0b3b5bab6f795..42bfd02fc5e844367e761c98ffc62e6c236f0c03 100644
--- a/src/main/java/net/minecraft/world/entity/boss/wither/WitherBoss.java
+++ b/src/main/java/net/minecraft/world/entity/boss/wither/WitherBoss.java
@@ -112,6 +112,11 @@ public class WitherBoss extends Monster implements PowerableMob, RangedAttackMob
         this.xpReward = 50;
     }
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.witherMaxHealth);
+    }
+
     @Override
     protected PathNavigation createNavigation(Level world) {
         FlyingPathNavigation navigationflying = new FlyingPathNavigation(this, world);
@@ -428,7 +433,7 @@ public class WitherBoss extends Monster implements PowerableMob, RangedAttackMob
 
             this.setInvulnerableTicks(i);
             if (this.tickCount % 10 == 0) {
-                this.heal(10.0F, EntityRegainHealthEvent.RegainReason.WITHER_SPAWN); // CraftBukkit
+                this.heal(this.getMaxHealth() / 33, EntityRegainHealthEvent.RegainReason.WITHER_SPAWN); // CraftBukkit // Purpur
             }
 
         } else {
diff --git a/src/main/java/net/minecraft/world/entity/monster/Blaze.java b/src/main/java/net/minecraft/world/entity/monster/Blaze.java
index 63049b0b4a4ae09e5925129dc363e43dbae23272..04226492a5655e4a3a9716590e2af7fc79560ad9 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Blaze.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Blaze.java
@@ -74,6 +74,11 @@ public class Blaze extends Monster {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.blazeMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HasRider(this)); // Purpur
diff --git a/src/main/java/net/minecraft/world/entity/monster/CaveSpider.java b/src/main/java/net/minecraft/world/entity/monster/CaveSpider.java
index 562faf0257388d9c22146a418f25716cef7471b8..c8bac8cb738ad96003a014b468681c43512ac4c4 100644
--- a/src/main/java/net/minecraft/world/entity/monster/CaveSpider.java
+++ b/src/main/java/net/minecraft/world/entity/monster/CaveSpider.java
@@ -46,6 +46,11 @@ public class CaveSpider extends Spider {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.caveSpiderMaxHealth);
+    }
+
     @Override
     public boolean doHurtTarget(Entity target) {
         if (super.doHurtTarget(target)) {
diff --git a/src/main/java/net/minecraft/world/entity/monster/Creeper.java b/src/main/java/net/minecraft/world/entity/monster/Creeper.java
index 577a829595f67708b220407b53dca1bd145a3479..27bcebb3b71842bc4ae5d440334d7d6dd51b741a 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Creeper.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Creeper.java
@@ -250,6 +250,11 @@ public class Creeper extends Monster implements PowerableMob {
         }
     }
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.creeperMaxHealth);
+    }
+
     @Override
     protected SoundEvent getHurtSound(DamageSource source) {
         return SoundEvents.CREEPER_HURT;
diff --git a/src/main/java/net/minecraft/world/entity/monster/Drowned.java b/src/main/java/net/minecraft/world/entity/monster/Drowned.java
index 02141c89708a60c396dc89bc202bc2316a7e419f..0d4e1c734491028dac0084bd26ed9a268fbb6751 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Drowned.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Drowned.java
@@ -85,6 +85,16 @@ public class Drowned extends Zombie implements RangedAttackMob {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.drownedMaxHealth);
+    }
+
+    @Override
+    protected void randomizeReinforcementsChance() {
+        this.getAttribute(Attributes.SPAWN_REINFORCEMENTS_CHANCE).setBaseValue(this.random.nextDouble() * this.level().purpurConfig.drownedSpawnReinforcements);
+    }
+
     @Override
     protected void addBehaviourGoals() {
         this.goalSelector.addGoal(1, new Drowned.DrownedGoToWaterGoal(this, 1.0D));
diff --git a/src/main/java/net/minecraft/world/entity/monster/ElderGuardian.java b/src/main/java/net/minecraft/world/entity/monster/ElderGuardian.java
index 865f2bf27674f46cbf87cf3433915701273473c3..baa41e05f66457a6b4638915a1deab775665f01f 100644
--- a/src/main/java/net/minecraft/world/entity/monster/ElderGuardian.java
+++ b/src/main/java/net/minecraft/world/entity/monster/ElderGuardian.java
@@ -48,6 +48,11 @@ public class ElderGuardian extends Guardian {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.elderGuardianMaxHealth);
+    }
+
     public static AttributeSupplier.Builder createAttributes() {
         return Guardian.createAttributes().add(Attributes.MOVEMENT_SPEED, 0.30000001192092896D).add(Attributes.ATTACK_DAMAGE, 8.0D).add(Attributes.MAX_HEALTH, 80.0D);
     }
diff --git a/src/main/java/net/minecraft/world/entity/monster/EnderMan.java b/src/main/java/net/minecraft/world/entity/monster/EnderMan.java
index 01dd5347bc8fa25b9b1f6cb746c25ca68eda95bb..d973adad5411b390464d7a654d8e8c1dcf69729c 100644
--- a/src/main/java/net/minecraft/world/entity/monster/EnderMan.java
+++ b/src/main/java/net/minecraft/world/entity/monster/EnderMan.java
@@ -115,6 +115,11 @@ public class EnderMan extends Monster implements NeutralMob {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.endermanMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new FloatGoal(this));
diff --git a/src/main/java/net/minecraft/world/entity/monster/Endermite.java b/src/main/java/net/minecraft/world/entity/monster/Endermite.java
index 7fb02aab225a45e951ab1e7c6ba1c53f53d0fecd..336a22876bcf1cdfcd9d17d22f615d45c2863589 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Endermite.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Endermite.java
@@ -55,6 +55,11 @@ public class Endermite extends Monster {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.endermiteMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(1, new FloatGoal(this));
diff --git a/src/main/java/net/minecraft/world/entity/monster/Evoker.java b/src/main/java/net/minecraft/world/entity/monster/Evoker.java
index 937e5d59743f1e45e426ac34f301884f1ba6e197..30a04ea1f66fe5dbbae27a48764e4bd0f66bf0b1 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Evoker.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Evoker.java
@@ -68,6 +68,11 @@ public class Evoker extends SpellcasterIllager {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.evokerMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         super.registerGoals();
diff --git a/src/main/java/net/minecraft/world/entity/monster/Ghast.java b/src/main/java/net/minecraft/world/entity/monster/Ghast.java
index 3f886ffb0aa8591e4ca8324301ae9a8eeac57ab4..edd3b7a855165eb090edb9ad95d36cdb649d231e 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Ghast.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Ghast.java
@@ -133,6 +133,11 @@ public class Ghast extends FlyingMob implements Enemy {
         }
     }
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.ghastMaxHealth);
+    }
+
     @Override
     protected void defineSynchedData() {
         super.defineSynchedData();
diff --git a/src/main/java/net/minecraft/world/entity/monster/Giant.java b/src/main/java/net/minecraft/world/entity/monster/Giant.java
index 198e3219e8f44eaea8ff1914c6c20efda172ff70..2a30499fd6f4a1340f6911f0f7f079bcbe8576a3 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Giant.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Giant.java
@@ -38,6 +38,13 @@ public class Giant extends Monster {
     }
     // Purpur end
 
+    @Override
+    protected void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.giantMaxHealth);
+        this.getAttribute(Attributes.MOVEMENT_SPEED).setBaseValue(this.level().purpurConfig.giantMovementSpeed);
+        this.getAttribute(Attributes.ATTACK_DAMAGE).setBaseValue(this.level().purpurConfig.giantAttackDamage);
+    }
+
     @Override
     protected float getStandingEyeHeight(Pose pose, EntityDimensions dimensions) {
         return 10.440001F;
diff --git a/src/main/java/net/minecraft/world/entity/monster/Guardian.java b/src/main/java/net/minecraft/world/entity/monster/Guardian.java
index 159821730981b78a973e58e7a69e5d3ae9abd44f..52e2900f57979d25a62fbd23e08f5378cb6c0611 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Guardian.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Guardian.java
@@ -94,6 +94,11 @@ public class Guardian extends Monster {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.guardianMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         MoveTowardsRestrictionGoal pathfindergoalmovetowardsrestriction = new MoveTowardsRestrictionGoal(this, 1.0D);
diff --git a/src/main/java/net/minecraft/world/entity/monster/Husk.java b/src/main/java/net/minecraft/world/entity/monster/Husk.java
index bfc6dcafe79fa3bb6e450a23e91a772b41488561..4ba01ebfc93d10cd0077e32c30349afda2093fb2 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Husk.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Husk.java
@@ -41,6 +41,16 @@ public class Husk extends Zombie {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.huskMaxHealth);
+    }
+
+    @Override
+    protected void randomizeReinforcementsChance() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.SPAWN_REINFORCEMENTS_CHANCE).setBaseValue(this.random.nextDouble() * this.level().purpurConfig.huskSpawnReinforcements);
+    }
+
     public static boolean checkHuskSpawnRules(EntityType<Husk> type, ServerLevelAccessor world, MobSpawnType spawnReason, BlockPos pos, RandomSource random) {
         return checkMonsterSpawnRules(type, world, spawnReason, pos, random) && (MobSpawnType.isSpawner(spawnReason) || world.canSeeSky(pos));
     }
diff --git a/src/main/java/net/minecraft/world/entity/monster/Illusioner.java b/src/main/java/net/minecraft/world/entity/monster/Illusioner.java
index 4d50d10016a3b574d67bdfec5aee910cede8ffc3..c00530db0eff302c14dd9c52d1d988cbdd93e5a1 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Illusioner.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Illusioner.java
@@ -76,6 +76,13 @@ public class Illusioner extends SpellcasterIllager implements RangedAttackMob {
     }
     // Purpur end
 
+    @Override
+    protected void initAttributes() {
+        this.getAttribute(Attributes.MOVEMENT_SPEED).setBaseValue(this.level().purpurConfig.illusionerMovementSpeed);
+        this.getAttribute(Attributes.FOLLOW_RANGE).setBaseValue(this.level().purpurConfig.illusionerFollowRange);
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.illusionerMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         super.registerGoals();
diff --git a/src/main/java/net/minecraft/world/entity/monster/MagmaCube.java b/src/main/java/net/minecraft/world/entity/monster/MagmaCube.java
index aad51022eac584fbc058c2b25e2bf1929fccca6f..b472309f97b24f1d7b97d8b6d464c479c2d602d5 100644
--- a/src/main/java/net/minecraft/world/entity/monster/MagmaCube.java
+++ b/src/main/java/net/minecraft/world/entity/monster/MagmaCube.java
@@ -47,6 +47,26 @@ public class MagmaCube extends Slime {
     }
     // Purpur end
 
+    @Override
+    protected String getMaxHealthEquation() {
+        return level().purpurConfig.magmaCubeMaxHealth;
+    }
+
+    @Override
+    protected String getAttackDamageEquation() {
+        return level().purpurConfig.magmaCubeAttackDamage;
+    }
+
+    @Override
+    protected java.util.Map<Integer, Double> getMaxHealthCache() {
+        return level().purpurConfig.magmaCubeMaxHealthCache;
+    }
+
+    @Override
+    protected java.util.Map<Integer, Double> getAttackDamageCache() {
+        return level().purpurConfig.magmaCubeAttackDamageCache;
+    }
+
     public static AttributeSupplier.Builder createAttributes() {
         return Monster.createMonsterAttributes().add(Attributes.MOVEMENT_SPEED, (double)0.2F);
     }
diff --git a/src/main/java/net/minecraft/world/entity/monster/Phantom.java b/src/main/java/net/minecraft/world/entity/monster/Phantom.java
index 98ced015ceb4f68364ff5ee6f7ee1a69251dbb04..6819acda60e783ee57dd8b9b5d27bc1e105425c3 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Phantom.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Phantom.java
@@ -151,7 +151,10 @@ public class Phantom extends FlyingMob implements Enemy {
 
     private void updatePhantomSizeInfo() {
         this.refreshDimensions();
-        this.getAttribute(Attributes.ATTACK_DAMAGE).setBaseValue((double) (6 + this.getPhantomSize()));
+        // Purpur start
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(getFromCache(() -> this.level().purpurConfig.phantomMaxHealth, () -> this.level().purpurConfig.phantomMaxHealthCache, () -> 20.0D));
+        this.getAttribute(Attributes.ATTACK_DAMAGE).setBaseValue(getFromCache(() -> this.level().purpurConfig.phantomAttackDamage, () -> this.level().purpurConfig.phantomAttackDamageCache, () -> (double) 6 + this.getPhantomSize()));
+        // Purpur end
     }
 
     public int getPhantomSize() {
@@ -181,6 +184,21 @@ public class Phantom extends FlyingMob implements Enemy {
         return true;
     }
 
+    private double getFromCache(java.util.function.Supplier<String> equation, java.util.function.Supplier<java.util.Map<Integer, Double>> cache, java.util.function.Supplier<Double> defaultValue) {
+        int size = getPhantomSize();
+        Double value = cache.get().get(size);
+        if (value == null) {
+            try {
+                value = ((Number) scriptEngine.eval("let size = " + size + "; " + equation.get())).doubleValue();
+            } catch (javax.script.ScriptException e) {
+                e.printStackTrace();
+                value = defaultValue.get();
+            }
+            cache.get().put(size, value);
+        }
+        return value;
+    }
+
     @Override
     public void tick() {
         super.tick();
diff --git a/src/main/java/net/minecraft/world/entity/monster/Pillager.java b/src/main/java/net/minecraft/world/entity/monster/Pillager.java
index 31d204d8d81ccc30371070af3678d82dc721618d..6a6349c7002439965422aa4979682b4ce6dfba1e 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Pillager.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Pillager.java
@@ -79,6 +79,11 @@ public class Pillager extends AbstractIllager implements CrossbowAttackMob, Inve
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.pillagerMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         super.registerGoals();
diff --git a/src/main/java/net/minecraft/world/entity/monster/Ravager.java b/src/main/java/net/minecraft/world/entity/monster/Ravager.java
index 73220bd6989855ac82420219c841421612cb3f11..226b44ba4cd3a08562c8cb0d79c1d880cfac34ec 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Ravager.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Ravager.java
@@ -94,6 +94,11 @@ public class Ravager extends Raider {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.ravagerMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         super.registerGoals();
diff --git a/src/main/java/net/minecraft/world/entity/monster/Shulker.java b/src/main/java/net/minecraft/world/entity/monster/Shulker.java
index a695ac9b9e4c3e423d74d082e24928581333947e..2d8d88a3552516becdd7adb11b7706fc9bddbf96 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Shulker.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Shulker.java
@@ -114,6 +114,11 @@ public class Shulker extends AbstractGolem implements VariantHolder<Optional<Dye
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.shulkerMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HasRider(this)); // Purpur
diff --git a/src/main/java/net/minecraft/world/entity/monster/Silverfish.java b/src/main/java/net/minecraft/world/entity/monster/Silverfish.java
index f5dda5ed4532c8572bc4f511c49377c262efe057..1738f0a251e4cab2eb3f122e83366afb02201765 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Silverfish.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Silverfish.java
@@ -64,6 +64,11 @@ public class Silverfish extends Monster {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.silverfishMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.friendsGoal = new Silverfish.SilverfishWakeUpFriendsGoal(this);
diff --git a/src/main/java/net/minecraft/world/entity/monster/Skeleton.java b/src/main/java/net/minecraft/world/entity/monster/Skeleton.java
index 3568c4b7ecfa250bbeb1799685b487df53537919..23b385205fe8d1245e65a42b8a356f0127ca2f78 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Skeleton.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Skeleton.java
@@ -43,6 +43,11 @@ public class Skeleton extends AbstractSkeleton {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.skeletonMaxHealth);
+    }
+
     @Override
     protected void defineSynchedData() {
         super.defineSynchedData();
diff --git a/src/main/java/net/minecraft/world/entity/monster/Slime.java b/src/main/java/net/minecraft/world/entity/monster/Slime.java
index 23ed3890fd5a5786c1d251b926cb386b16f8b4f9..76240a809e4a06422bee4fcc8995c76e8ff634f1 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Slime.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Slime.java
@@ -101,6 +101,37 @@ public class Slime extends Mob implements Enemy {
         }
         return true; // do not jump() in wasd controller, let vanilla controller handle
     }
+
+    protected String getMaxHealthEquation() {
+        return level().purpurConfig.slimeMaxHealth;
+    }
+
+    protected String getAttackDamageEquation() {
+        return level().purpurConfig.slimeAttackDamage;
+    }
+
+    protected java.util.Map<Integer, Double> getMaxHealthCache() {
+        return level().purpurConfig.slimeMaxHealthCache;
+    }
+
+    protected java.util.Map<Integer, Double> getAttackDamageCache() {
+        return level().purpurConfig.slimeAttackDamageCache;
+    }
+
+    protected double getFromCache(java.util.function.Supplier<String> equation, java.util.function.Supplier<java.util.Map<Integer, Double>> cache, java.util.function.Supplier<Double> defaultValue) {
+        int size = getSize();
+        Double value = cache.get().get(size);
+        if (value == null) {
+            try {
+                value = ((Number) scriptEngine.eval("let size = " + size + "; " + equation.get())).doubleValue();
+            } catch (javax.script.ScriptException e) {
+                e.printStackTrace();
+                value = defaultValue.get();
+            }
+            cache.get().put(size, value);
+        }
+        return value;
+    }
     // Purpur end
 
     @Override
@@ -135,9 +166,9 @@ public class Slime extends Mob implements Enemy {
         this.entityData.set(Slime.ID_SIZE, j);
         this.reapplyPosition();
         this.refreshDimensions();
-        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue((double) (j * j));
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(getFromCache(this::getMaxHealthEquation, this::getMaxHealthCache, () -> (double) size * size)); // Purpur
         this.getAttribute(Attributes.MOVEMENT_SPEED).setBaseValue((double) (0.2F + 0.1F * (float) j));
-        this.getAttribute(Attributes.ATTACK_DAMAGE).setBaseValue((double) j);
+        this.getAttribute(Attributes.ATTACK_DAMAGE).setBaseValue(getFromCache(this::getAttackDamageEquation, this::getAttackDamageCache, () -> (double) j)); // Purpur
         if (heal) {
             this.setHealth(this.getMaxHealth());
         }
diff --git a/src/main/java/net/minecraft/world/entity/monster/Spider.java b/src/main/java/net/minecraft/world/entity/monster/Spider.java
index dd1a6fc505ce2214903dbe703bcabe7d264fbe90..3f67ab84485737291aec531441d88b74f7f7522c 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Spider.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Spider.java
@@ -70,6 +70,11 @@ public class Spider extends Monster {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.spiderMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(1, new FloatGoal(this));
diff --git a/src/main/java/net/minecraft/world/entity/monster/Stray.java b/src/main/java/net/minecraft/world/entity/monster/Stray.java
index abd2c1accaa9b03fefab2d8c7f9132540ea9065e..77d4d37cffe959031296614751961ca7c7400c31 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Stray.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Stray.java
@@ -38,6 +38,11 @@ public class Stray extends AbstractSkeleton {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.strayMaxHealth);
+    }
+
     public static boolean checkStraySpawnRules(EntityType<Stray> type, ServerLevelAccessor world, MobSpawnType spawnReason, BlockPos pos, RandomSource random) {
         BlockPos blockPos = pos;
 
diff --git a/src/main/java/net/minecraft/world/entity/monster/Strider.java b/src/main/java/net/minecraft/world/entity/monster/Strider.java
index bfd69abf24d788b5e539498d56ade57fcb78f580..9b853fd05a3a851cb08d7f849b51f2b220780982 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Strider.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Strider.java
@@ -117,6 +117,11 @@ public class Strider extends Animal implements ItemSteerable, Saddleable {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.striderMaxHealth);
+    }
+
     public static boolean checkStriderSpawnRules(EntityType<Strider> type, LevelAccessor world, MobSpawnType spawnReason, BlockPos pos, RandomSource random) {
         BlockPos.MutableBlockPos blockposition_mutableblockposition = pos.mutable();
 
diff --git a/src/main/java/net/minecraft/world/entity/monster/Vex.java b/src/main/java/net/minecraft/world/entity/monster/Vex.java
index 841fba3edf697647f59d0485b751c83625cccc83..7b76a4dadf57d8476d4bf85e6e1861f6fd122b67 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Vex.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Vex.java
@@ -107,6 +107,11 @@ public class Vex extends Monster implements TraceableEntity {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.vexMaxHealth);
+    }
+
     @Override
     protected float getStandingEyeHeight(Pose pose, EntityDimensions dimensions) {
         return dimensions.height - 0.28125F;
diff --git a/src/main/java/net/minecraft/world/entity/monster/Vindicator.java b/src/main/java/net/minecraft/world/entity/monster/Vindicator.java
index e5d3bf2e8934d97760eaf165a0ac930d51a3c884..706458eeab0cea2fe0cdfe39717f639aa5d85608 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Vindicator.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Vindicator.java
@@ -75,6 +75,11 @@ public class Vindicator extends AbstractIllager {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.vindicatorMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         super.registerGoals();
diff --git a/src/main/java/net/minecraft/world/entity/monster/Witch.java b/src/main/java/net/minecraft/world/entity/monster/Witch.java
index 881e026f86916cf3ec5bc3c30f5c0f3cee4e5e1b..0d33b8362f94718d63d86abce05e0b0efc21e653 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Witch.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Witch.java
@@ -76,6 +76,11 @@ public class Witch extends Raider implements RangedAttackMob {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.witchMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         super.registerGoals();
diff --git a/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java b/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java
index 4235684e533e744bb1eb90a5cc69001e43782bc2..afad65b86e762187d0779cfee2b0b1089066d53f 100644
--- a/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java
+++ b/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java
@@ -52,6 +52,11 @@ public class WitherSkeleton extends AbstractSkeleton {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.witherSkeletonMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.targetSelector.addGoal(3, new NearestAttackableTargetGoal<>(this, AbstractPiglin.class, true));
diff --git a/src/main/java/net/minecraft/world/entity/monster/Zoglin.java b/src/main/java/net/minecraft/world/entity/monster/Zoglin.java
index dc29e875c1e184c1c4553c127bb8c86dddf8c5ab..1d862dd019b2d024f61cfc8956430d18d94b1ebf 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Zoglin.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Zoglin.java
@@ -86,6 +86,11 @@ public class Zoglin extends Monster implements Enemy, HoglinBase {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.zoglinMaxHealth);
+    }
+
     @Override
     protected Brain.Provider<Zoglin> brainProvider() {
         return Brain.provider(MEMORY_TYPES, SENSOR_TYPES);
diff --git a/src/main/java/net/minecraft/world/entity/monster/Zombie.java b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
index 3be3e46408b2d43f2cbb27b516be8c466ab0ed79..2e956c5a76573c1966c9d927bd4f7254eee4af4d 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Zombie.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
@@ -124,6 +124,11 @@ public class Zombie extends Monster {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.zombieMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HasRider(this)); // Purpur
@@ -607,7 +612,7 @@ public class Zombie extends Monster {
     }
 
     protected void randomizeReinforcementsChance() {
-        this.getAttribute(Attributes.SPAWN_REINFORCEMENTS_CHANCE).setBaseValue(this.random.nextDouble() * 0.10000000149011612D);
+        this.getAttribute(Attributes.SPAWN_REINFORCEMENTS_CHANCE).setBaseValue(this.random.nextDouble() * this.level().purpurConfig.zombieSpawnReinforcements); // Purpur
     }
 
     @Override
diff --git a/src/main/java/net/minecraft/world/entity/monster/ZombieVillager.java b/src/main/java/net/minecraft/world/entity/monster/ZombieVillager.java
index ba391ae0f8c361fb0ffbe0b65f12a008c21e4676..9fb70aabb68d5d14ab15420d8677e46c399912b2 100644
--- a/src/main/java/net/minecraft/world/entity/monster/ZombieVillager.java
+++ b/src/main/java/net/minecraft/world/entity/monster/ZombieVillager.java
@@ -99,6 +99,16 @@ public class ZombieVillager extends Zombie implements VillagerDataHolder {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.zombieVillagerMaxHealth);
+    }
+
+    @Override
+    protected void randomizeReinforcementsChance() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.SPAWN_REINFORCEMENTS_CHANCE).setBaseValue(this.random.nextDouble() * this.level().purpurConfig.zombieVillagerSpawnReinforcements);
+    }
+
     @Override
     protected void defineSynchedData() {
         super.defineSynchedData();
diff --git a/src/main/java/net/minecraft/world/entity/monster/ZombifiedPiglin.java b/src/main/java/net/minecraft/world/entity/monster/ZombifiedPiglin.java
index 2121de85765d535effb3ef4e0c4a873238dd7576..9d1d8b5a3f2bac29f8058f68e2ded4d790a50321 100644
--- a/src/main/java/net/minecraft/world/entity/monster/ZombifiedPiglin.java
+++ b/src/main/java/net/minecraft/world/entity/monster/ZombifiedPiglin.java
@@ -81,6 +81,11 @@ public class ZombifiedPiglin extends Zombie implements NeutralMob {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.zombifiedPiglinMaxHealth);
+    }
+
     @Override
     public void setPersistentAngerTarget(@Nullable UUID angryAt) {
         this.persistentAngerTarget = angryAt;
@@ -263,7 +268,7 @@ public class ZombifiedPiglin extends Zombie implements NeutralMob {
 
     @Override
     protected void randomizeReinforcementsChance() {
-        this.getAttribute(Attributes.SPAWN_REINFORCEMENTS_CHANCE).setBaseValue(0.0D);
+        this.getAttribute(Attributes.SPAWN_REINFORCEMENTS_CHANCE).setBaseValue(this.random.nextDouble() * this.level().purpurConfig.zombifiedPiglinSpawnReinforcements); // Purpur
     }
 
     @Nullable
diff --git a/src/main/java/net/minecraft/world/entity/monster/hoglin/Hoglin.java b/src/main/java/net/minecraft/world/entity/monster/hoglin/Hoglin.java
index 1d54077a7ebb463270a03bb17c342ced8874f4c2..9748b32692b14bffde1506e88149939c4ed25900 100644
--- a/src/main/java/net/minecraft/world/entity/monster/hoglin/Hoglin.java
+++ b/src/main/java/net/minecraft/world/entity/monster/hoglin/Hoglin.java
@@ -86,6 +86,11 @@ public class Hoglin extends Animal implements Enemy, HoglinBase {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.hoglinMaxHealth);
+    }
+
     @Override
     public boolean canBeLeashed(Player player) {
         return !this.isLeashed();
diff --git a/src/main/java/net/minecraft/world/entity/monster/piglin/Piglin.java b/src/main/java/net/minecraft/world/entity/monster/piglin/Piglin.java
index 015bb57c73c7b38622329fc3001b6369fa183cd1..b5e6a48192592e9bc5a7c0a2775e5d78f06cd46a 100644
--- a/src/main/java/net/minecraft/world/entity/monster/piglin/Piglin.java
+++ b/src/main/java/net/minecraft/world/entity/monster/piglin/Piglin.java
@@ -113,6 +113,11 @@ public class Piglin extends AbstractPiglin implements CrossbowAttackMob, Invento
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.piglinMaxHealth);
+    }
+
     @Override
     public void addAdditionalSaveData(CompoundTag nbt) {
         super.addAdditionalSaveData(nbt);
diff --git a/src/main/java/net/minecraft/world/entity/monster/piglin/PiglinBrute.java b/src/main/java/net/minecraft/world/entity/monster/piglin/PiglinBrute.java
index 2d842c0dfce1c7e7229bd42b2a92c024a4162b68..04e54c241078e6cd6419a21ba1bf913fd3b413d1 100644
--- a/src/main/java/net/minecraft/world/entity/monster/piglin/PiglinBrute.java
+++ b/src/main/java/net/minecraft/world/entity/monster/piglin/PiglinBrute.java
@@ -58,6 +58,11 @@ public class PiglinBrute extends AbstractPiglin {
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.piglinBruteMaxHealth);
+    }
+
     public static AttributeSupplier.Builder createAttributes() {
         return Monster.createMonsterAttributes().add(Attributes.MAX_HEALTH, 50.0D).add(Attributes.MOVEMENT_SPEED, (double)0.35F).add(Attributes.ATTACK_DAMAGE, 7.0D);
     }
diff --git a/src/main/java/net/minecraft/world/entity/npc/Villager.java b/src/main/java/net/minecraft/world/entity/npc/Villager.java
index 3f9945db1970c6356e3fbde3520c07e2a75fbb48..36e360a3b72ad20b4fe2e3a57ce1a1c6caaa494f 100644
--- a/src/main/java/net/minecraft/world/entity/npc/Villager.java
+++ b/src/main/java/net/minecraft/world/entity/npc/Villager.java
@@ -179,6 +179,11 @@ public class Villager extends AbstractVillager implements ReputationEventHandler
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.villagerMaxHealth);
+    }
+
     @Override
     public Brain<Villager> getBrain() {
         return (Brain<Villager>) super.getBrain(); // CraftBukkit - decompile error
diff --git a/src/main/java/net/minecraft/world/entity/npc/WanderingTrader.java b/src/main/java/net/minecraft/world/entity/npc/WanderingTrader.java
index 3782209c6d3408393e91ffe64976a15cba025843..5184939949ab54504f178f86fffba4507a895568 100644
--- a/src/main/java/net/minecraft/world/entity/npc/WanderingTrader.java
+++ b/src/main/java/net/minecraft/world/entity/npc/WanderingTrader.java
@@ -87,6 +87,11 @@ public class WanderingTrader extends net.minecraft.world.entity.npc.AbstractVill
     }
     // Purpur end
 
+    @Override
+    public void initAttributes() {
+        this.getAttribute(net.minecraft.world.entity.ai.attributes.Attributes.MAX_HEALTH).setBaseValue(this.level().purpurConfig.wanderingTraderMaxHealth);
+    }
+
     @Override
     protected void registerGoals() {
         this.goalSelector.addGoal(0, new FloatGoal(this));
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 3eae97d610d8f61528b87039723ef4ce2dc75c91..e248395ad5f5f012aeefecf367d54f90cade0996 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -112,99 +112,190 @@ public class PurpurWorldConfig {
 
     public boolean axolotlRidable = false;
     public boolean axolotlControllable = true;
+    public double axolotlMaxHealth = 14.0D;
     private void axolotlSettings() {
         axolotlRidable = getBoolean("mobs.axolotl.ridable", axolotlRidable);
         axolotlControllable = getBoolean("mobs.axolotl.controllable", axolotlControllable);
+        axolotlMaxHealth = getDouble("mobs.axolotl.attributes.max_health", axolotlMaxHealth);
     }
 
     public boolean batRidable = false;
     public boolean batRidableInWater = true;
     public boolean batControllable = true;
     public double batMaxY = 320D;
+    public double batMaxHealth = 6.0D;
+    public double batFollowRange = 16.0D;
+    public double batKnockbackResistance = 0.0D;
+    public double batMovementSpeed = 0.6D;
+    public double batFlyingSpeed = 0.6D;
+    public double batArmor = 0.0D;
+    public double batArmorToughness = 0.0D;
+    public double batAttackKnockback = 0.0D;
     private void batSettings() {
         batRidable = getBoolean("mobs.bat.ridable", batRidable);
         batRidableInWater = getBoolean("mobs.bat.ridable-in-water", batRidableInWater);
         batControllable = getBoolean("mobs.bat.controllable", batControllable);
         batMaxY = getDouble("mobs.bat.ridable-max-y", batMaxY);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.bat.attributes.max-health", batMaxHealth);
+            set("mobs.bat.attributes.max-health", null);
+            set("mobs.bat.attributes.max_health", oldValue);
+        }
+        batMaxHealth = getDouble("mobs.bat.attributes.max_health", batMaxHealth);
+        batFollowRange = getDouble("mobs.bat.attributes.follow_range", batFollowRange);
+        batKnockbackResistance = getDouble("mobs.bat.attributes.knockback_resistance", batKnockbackResistance);
+        batMovementSpeed = getDouble("mobs.bat.attributes.movement_speed", batMovementSpeed);
+        batFlyingSpeed = getDouble("mobs.bat.attributes.flying_speed", batFlyingSpeed);
+        batArmor = getDouble("mobs.bat.attributes.armor", batArmor);
+        batArmorToughness = getDouble("mobs.bat.attributes.armor_toughness", batArmorToughness);
+        batAttackKnockback = getDouble("mobs.bat.attributes.attack_knockback", batAttackKnockback);
     }
 
     public boolean beeRidable = false;
     public boolean beeRidableInWater = true;
     public boolean beeControllable = true;
     public double beeMaxY = 320D;
+    public double beeMaxHealth = 10.0D;
     private void beeSettings() {
         beeRidable = getBoolean("mobs.bee.ridable", beeRidable);
         beeRidableInWater = getBoolean("mobs.bee.ridable-in-water", beeRidableInWater);
         beeControllable = getBoolean("mobs.bee.controllable", beeControllable);
         beeMaxY = getDouble("mobs.bee.ridable-max-y", beeMaxY);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.bee.attributes.max-health", beeMaxHealth);
+            set("mobs.bee.attributes.max-health", null);
+            set("mobs.bee.attributes.max_health", oldValue);
+        }
+        beeMaxHealth = getDouble("mobs.bee.attributes.max_health", beeMaxHealth);
     }
 
     public boolean blazeRidable = false;
     public boolean blazeRidableInWater = true;
     public boolean blazeControllable = true;
     public double blazeMaxY = 320D;
+    public double blazeMaxHealth = 20.0D;
     private void blazeSettings() {
         blazeRidable = getBoolean("mobs.blaze.ridable", blazeRidable);
         blazeRidableInWater = getBoolean("mobs.blaze.ridable-in-water", blazeRidableInWater);
         blazeControllable = getBoolean("mobs.blaze.controllable", blazeControllable);
         blazeMaxY = getDouble("mobs.blaze.ridable-max-y", blazeMaxY);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.blaze.attributes.max-health", blazeMaxHealth);
+            set("mobs.blaze.attributes.max-health", null);
+            set("mobs.blaze.attributes.max_health", oldValue);
+        }
+        blazeMaxHealth = getDouble("mobs.blaze.attributes.max_health", blazeMaxHealth);
     }
 
     public boolean camelRidableInWater = false;
+    public double camelMaxHealthMin = 32.0D;
+    public double camelMaxHealthMax = 32.0D;
+    public double camelJumpStrengthMin = 0.42D;
+    public double camelJumpStrengthMax = 0.42D;
+    public double camelMovementSpeedMin = 0.09D;
+    public double camelMovementSpeedMax = 0.09D;
     private void camelSettings() {
         camelRidableInWater = getBoolean("mobs.camel.ridable-in-water", camelRidableInWater);
+        camelMaxHealthMin = getDouble("mobs.camel.attributes.max_health.min", camelMaxHealthMin);
+        camelMaxHealthMax = getDouble("mobs.camel.attributes.max_health.max", camelMaxHealthMax);
+        camelJumpStrengthMin = getDouble("mobs.camel.attributes.jump_strength.min", camelJumpStrengthMin);
+        camelJumpStrengthMax = getDouble("mobs.camel.attributes.jump_strength.max", camelJumpStrengthMax);
+        camelMovementSpeedMin = getDouble("mobs.camel.attributes.movement_speed.min", camelMovementSpeedMin);
+        camelMovementSpeedMax = getDouble("mobs.camel.attributes.movement_speed.max", camelMovementSpeedMax);
     }
 
     public boolean catRidable = false;
     public boolean catRidableInWater = true;
     public boolean catControllable = true;
+    public double catMaxHealth = 10.0D;
     private void catSettings() {
         catRidable = getBoolean("mobs.cat.ridable", catRidable);
         catRidableInWater = getBoolean("mobs.cat.ridable-in-water", catRidableInWater);
         catControllable = getBoolean("mobs.cat.controllable", catControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.cat.attributes.max-health", catMaxHealth);
+            set("mobs.cat.attributes.max-health", null);
+            set("mobs.cat.attributes.max_health", oldValue);
+        }
+        catMaxHealth = getDouble("mobs.cat.attributes.max_health", catMaxHealth);
     }
 
     public boolean caveSpiderRidable = false;
     public boolean caveSpiderRidableInWater = true;
     public boolean caveSpiderControllable = true;
+    public double caveSpiderMaxHealth = 12.0D;
     private void caveSpiderSettings() {
         caveSpiderRidable = getBoolean("mobs.cave_spider.ridable", caveSpiderRidable);
         caveSpiderRidableInWater = getBoolean("mobs.cave_spider.ridable-in-water", caveSpiderRidableInWater);
         caveSpiderControllable = getBoolean("mobs.cave_spider.controllable", caveSpiderControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.cave_spider.attributes.max-health", caveSpiderMaxHealth);
+            set("mobs.cave_spider.attributes.max-health", null);
+            set("mobs.cave_spider.attributes.max_health", oldValue);
+        }
+        caveSpiderMaxHealth = getDouble("mobs.cave_spider.attributes.max_health", caveSpiderMaxHealth);
     }
 
     public boolean chickenRidable = false;
     public boolean chickenRidableInWater = false;
     public boolean chickenControllable = true;
+    public double chickenMaxHealth = 4.0D;
     private void chickenSettings() {
         chickenRidable = getBoolean("mobs.chicken.ridable", chickenRidable);
         chickenRidableInWater = getBoolean("mobs.chicken.ridable-in-water", chickenRidableInWater);
         chickenControllable = getBoolean("mobs.chicken.controllable", chickenControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.chicken.attributes.max-health", chickenMaxHealth);
+            set("mobs.chicken.attributes.max-health", null);
+            set("mobs.chicken.attributes.max_health", oldValue);
+        }
+        chickenMaxHealth = getDouble("mobs.chicken.attributes.max_health", chickenMaxHealth);
     }
 
     public boolean codRidable = false;
     public boolean codControllable = true;
+    public double codMaxHealth = 3.0D;
     private void codSettings() {
         codRidable = getBoolean("mobs.cod.ridable", codRidable);
         codControllable = getBoolean("mobs.cod.controllable", codControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.cod.attributes.max-health", codMaxHealth);
+            set("mobs.cod.attributes.max-health", null);
+            set("mobs.cod.attributes.max_health", oldValue);
+        }
+        codMaxHealth = getDouble("mobs.cod.attributes.max_health", codMaxHealth);
     }
 
     public boolean cowRidable = false;
     public boolean cowRidableInWater = true;
     public boolean cowControllable = true;
+    public double cowMaxHealth = 10.0D;
     private void cowSettings() {
         cowRidable = getBoolean("mobs.cow.ridable", cowRidable);
         cowRidableInWater = getBoolean("mobs.cow.ridable-in-water", cowRidableInWater);
         cowControllable = getBoolean("mobs.cow.controllable", cowControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.cow.attributes.max-health", cowMaxHealth);
+            set("mobs.cow.attributes.max-health", null);
+            set("mobs.cow.attributes.max_health", oldValue);
+        }
+        cowMaxHealth = getDouble("mobs.cow.attributes.max_health", cowMaxHealth);
     }
 
     public boolean creeperRidable = false;
     public boolean creeperRidableInWater = true;
     public boolean creeperControllable = true;
+    public double creeperMaxHealth = 20.0D;
     private void creeperSettings() {
         creeperRidable = getBoolean("mobs.creeper.ridable", creeperRidable);
         creeperRidableInWater = getBoolean("mobs.creeper.ridable-in-water", creeperRidableInWater);
         creeperControllable = getBoolean("mobs.creeper.controllable", creeperControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.creeper.attributes.max-health", creeperMaxHealth);
+            set("mobs.creeper.attributes.max-health", null);
+            set("mobs.creeper.attributes.max_health", oldValue);
+        }
+        creeperMaxHealth = getDouble("mobs.creeper.attributes.max_health", creeperMaxHealth);
     }
 
     public boolean dolphinRidable = false;
@@ -212,80 +303,161 @@ public class PurpurWorldConfig {
     public int dolphinSpitCooldown = 20;
     public float dolphinSpitSpeed = 1.0F;
     public float dolphinSpitDamage = 2.0F;
+    public double dolphinMaxHealth = 10.0D;
     private void dolphinSettings() {
         dolphinRidable = getBoolean("mobs.dolphin.ridable", dolphinRidable);
         dolphinControllable = getBoolean("mobs.dolphin.controllable", dolphinControllable);
         dolphinSpitCooldown = getInt("mobs.dolphin.spit.cooldown", dolphinSpitCooldown);
         dolphinSpitSpeed = (float) getDouble("mobs.dolphin.spit.speed", dolphinSpitSpeed);
         dolphinSpitDamage = (float) getDouble("mobs.dolphin.spit.damage", dolphinSpitDamage);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.dolphin.attributes.max-health", dolphinMaxHealth);
+            set("mobs.dolphin.attributes.max-health", null);
+            set("mobs.dolphin.attributes.max_health", oldValue);
+        }
+        dolphinMaxHealth = getDouble("mobs.dolphin.attributes.max_health", dolphinMaxHealth);
     }
 
     public boolean donkeyRidableInWater = false;
+    public double donkeyMaxHealthMin = 15.0D;
+    public double donkeyMaxHealthMax = 30.0D;
+    public double donkeyJumpStrengthMin = 0.5D;
+    public double donkeyJumpStrengthMax = 0.5D;
+    public double donkeyMovementSpeedMin = 0.175D;
+    public double donkeyMovementSpeedMax = 0.175D;
     private void donkeySettings() {
         donkeyRidableInWater = getBoolean("mobs.donkey.ridable-in-water", donkeyRidableInWater);
+        if (PurpurConfig.version < 10) {
+            double oldMin = getDouble("mobs.donkey.attributes.max-health.min", donkeyMaxHealthMin);
+            double oldMax = getDouble("mobs.donkey.attributes.max-health.max", donkeyMaxHealthMax);
+            set("mobs.donkey.attributes.max-health", null);
+            set("mobs.donkey.attributes.max_health.min", oldMin);
+            set("mobs.donkey.attributes.max_health.max", oldMax);
+        }
+        donkeyMaxHealthMin = getDouble("mobs.donkey.attributes.max_health.min", donkeyMaxHealthMin);
+        donkeyMaxHealthMax = getDouble("mobs.donkey.attributes.max_health.max", donkeyMaxHealthMax);
+        donkeyJumpStrengthMin = getDouble("mobs.donkey.attributes.jump_strength.min", donkeyJumpStrengthMin);
+        donkeyJumpStrengthMax = getDouble("mobs.donkey.attributes.jump_strength.max", donkeyJumpStrengthMax);
+        donkeyMovementSpeedMin = getDouble("mobs.donkey.attributes.movement_speed.min", donkeyMovementSpeedMin);
+        donkeyMovementSpeedMax = getDouble("mobs.donkey.attributes.movement_speed.max", donkeyMovementSpeedMax);
     }
 
     public boolean drownedRidable = false;
     public boolean drownedRidableInWater = true;
     public boolean drownedControllable = true;
+    public double drownedMaxHealth = 20.0D;
+    public double drownedSpawnReinforcements = 0.1D;
     private void drownedSettings() {
         drownedRidable = getBoolean("mobs.drowned.ridable", drownedRidable);
         drownedRidableInWater = getBoolean("mobs.drowned.ridable-in-water", drownedRidableInWater);
         drownedControllable = getBoolean("mobs.drowned.controllable", drownedControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.drowned.attributes.max-health", drownedMaxHealth);
+            set("mobs.drowned.attributes.max-health", null);
+            set("mobs.drowned.attributes.max_health", oldValue);
+        }
+        drownedMaxHealth = getDouble("mobs.drowned.attributes.max_health", drownedMaxHealth);
+        drownedSpawnReinforcements = getDouble("mobs.drowned.attributes.spawn_reinforcements", drownedSpawnReinforcements);
     }
 
     public boolean elderGuardianRidable = false;
     public boolean elderGuardianControllable = true;
+    public double elderGuardianMaxHealth = 80.0D;
     private void elderGuardianSettings() {
         elderGuardianRidable = getBoolean("mobs.elder_guardian.ridable", elderGuardianRidable);
         elderGuardianControllable = getBoolean("mobs.elder_guardian.controllable", elderGuardianControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.elder_guardian.attributes.max-health", elderGuardianMaxHealth);
+            set("mobs.elder_guardian.attributes.max-health", null);
+            set("mobs.elder_guardian.attributes.max_health", oldValue);
+        }
+        elderGuardianMaxHealth = getDouble("mobs.elder_guardian.attributes.max_health", elderGuardianMaxHealth);
     }
 
     public boolean enderDragonRidable = false;
     public boolean enderDragonRidableInWater = true;
     public boolean enderDragonControllable = true;
     public double enderDragonMaxY = 320D;
+    public double enderDragonMaxHealth = 200.0D;
     private void enderDragonSettings() {
         enderDragonRidable = getBoolean("mobs.ender_dragon.ridable", enderDragonRidable);
         enderDragonRidableInWater = getBoolean("mobs.ender_dragon.ridable-in-water", enderDragonRidableInWater);
         enderDragonControllable = getBoolean("mobs.ender_dragon.controllable", enderDragonControllable);
         enderDragonMaxY = getDouble("mobs.ender_dragon.ridable-max-y", enderDragonMaxY);
+        if (PurpurConfig.version < 8) {
+            double oldValue = getDouble("mobs.ender_dragon.max-health", enderDragonMaxHealth);
+            set("mobs.ender_dragon.max-health", null);
+            set("mobs.ender_dragon.attributes.max_health", oldValue);
+        } else if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.ender_dragon.attributes.max-health", enderDragonMaxHealth);
+            set("mobs.ender_dragon.attributes.max-health", null);
+            set("mobs.ender_dragon.attributes.max_health", oldValue);
+        }
+        enderDragonMaxHealth = getDouble("mobs.ender_dragon.attributes.max_health", enderDragonMaxHealth);
     }
 
     public boolean endermanRidable = false;
     public boolean endermanRidableInWater = true;
     public boolean endermanControllable = true;
+    public double endermanMaxHealth = 40.0D;
     private void endermanSettings() {
         endermanRidable = getBoolean("mobs.enderman.ridable", endermanRidable);
         endermanRidableInWater = getBoolean("mobs.enderman.ridable-in-water", endermanRidableInWater);
         endermanControllable = getBoolean("mobs.enderman.controllable", endermanControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.enderman.attributes.max-health", endermanMaxHealth);
+            set("mobs.enderman.attributes.max-health", null);
+            set("mobs.enderman.attributes.max_health", oldValue);
+        }
+        endermanMaxHealth = getDouble("mobs.enderman.attributes.max_health", endermanMaxHealth);
     }
 
     public boolean endermiteRidable = false;
     public boolean endermiteRidableInWater = true;
     public boolean endermiteControllable = true;
+    public double endermiteMaxHealth = 8.0D;
     private void endermiteSettings() {
         endermiteRidable = getBoolean("mobs.endermite.ridable", endermiteRidable);
         endermiteRidableInWater = getBoolean("mobs.endermite.ridable-in-water", endermiteRidableInWater);
         endermiteControllable = getBoolean("mobs.endermite.controllable", endermiteControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.endermite.attributes.max-health", endermiteMaxHealth);
+            set("mobs.endermite.attributes.max-health", null);
+            set("mobs.endermite.attributes.max_health", oldValue);
+        }
+        endermiteMaxHealth = getDouble("mobs.endermite.attributes.max_health", endermiteMaxHealth);
     }
 
     public boolean evokerRidable = false;
     public boolean evokerRidableInWater = true;
     public boolean evokerControllable = true;
+    public double evokerMaxHealth = 24.0D;
     private void evokerSettings() {
         evokerRidable = getBoolean("mobs.evoker.ridable", evokerRidable);
         evokerRidableInWater = getBoolean("mobs.evoker.ridable-in-water", evokerRidableInWater);
         evokerControllable = getBoolean("mobs.evoker.controllable", evokerControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.evoker.attributes.max-health", evokerMaxHealth);
+            set("mobs.evoker.attributes.max-health", null);
+            set("mobs.evoker.attributes.max_health", oldValue);
+        }
+        evokerMaxHealth = getDouble("mobs.evoker.attributes.max_health", evokerMaxHealth);
     }
 
     public boolean foxRidable = false;
     public boolean foxRidableInWater = true;
     public boolean foxControllable = true;
+    public double foxMaxHealth = 10.0D;
     private void foxSettings() {
         foxRidable = getBoolean("mobs.fox.ridable", foxRidable);
         foxRidableInWater = getBoolean("mobs.fox.ridable-in-water", foxRidableInWater);
         foxControllable = getBoolean("mobs.fox.controllable", foxControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.fox.attributes.max-health", foxMaxHealth);
+            set("mobs.fox.attributes.max-health", null);
+            set("mobs.fox.attributes.max_health", oldValue);
+        }
+        foxMaxHealth = getDouble("mobs.fox.attributes.max_health", foxMaxHealth);
     }
 
     public boolean frogRidable = false;
@@ -303,147 +475,316 @@ public class PurpurWorldConfig {
     public boolean ghastRidableInWater = true;
     public boolean ghastControllable = true;
     public double ghastMaxY = 320D;
+    public double ghastMaxHealth = 10.0D;
     private void ghastSettings() {
         ghastRidable = getBoolean("mobs.ghast.ridable", ghastRidable);
         ghastRidableInWater = getBoolean("mobs.ghast.ridable-in-water", ghastRidableInWater);
         ghastControllable = getBoolean("mobs.ghast.controllable", ghastControllable);
         ghastMaxY = getDouble("mobs.ghast.ridable-max-y", ghastMaxY);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.ghast.attributes.max-health", ghastMaxHealth);
+            set("mobs.ghast.attributes.max-health", null);
+            set("mobs.ghast.attributes.max_health", oldValue);
+        }
+        ghastMaxHealth = getDouble("mobs.ghast.attributes.max_health", ghastMaxHealth);
     }
 
     public boolean giantRidable = false;
     public boolean giantRidableInWater = true;
     public boolean giantControllable = true;
+    public double giantMovementSpeed = 0.5D;
+    public double giantAttackDamage = 50.0D;
+    public double giantMaxHealth = 100.0D;
     private void giantSettings() {
         giantRidable = getBoolean("mobs.giant.ridable", giantRidable);
         giantRidableInWater = getBoolean("mobs.giant.ridable-in-water", giantRidableInWater);
         giantControllable = getBoolean("mobs.giant.controllable", giantControllable);
+        giantMovementSpeed = getDouble("mobs.giant.movement-speed", giantMovementSpeed);
+        giantAttackDamage = getDouble("mobs.giant.attack-damage", giantAttackDamage);
+        if (PurpurConfig.version < 8) {
+            double oldValue = getDouble("mobs.giant.max-health", giantMaxHealth);
+            set("mobs.giant.max-health", null);
+            set("mobs.giant.attributes.max_health", oldValue);
+        } else if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.giant.attributes.max-health", giantMaxHealth);
+            set("mobs.giant.attributes.max-health", null);
+            set("mobs.giant.attributes.max_health", oldValue);
+        }
+        giantMaxHealth = getDouble("mobs.giant.attributes.max_health", giantMaxHealth);
     }
 
     public boolean glowSquidRidable = false;
     public boolean glowSquidControllable = true;
+    public double glowSquidMaxHealth = 10.0D;
     private void glowSquidSettings() {
         glowSquidRidable = getBoolean("mobs.glow_squid.ridable", glowSquidRidable);
         glowSquidControllable = getBoolean("mobs.glow_squid.controllable", glowSquidControllable);
+        glowSquidMaxHealth = getDouble("mobs.glow_squid.attributes.max_health", glowSquidMaxHealth);
     }
 
     public boolean goatRidable = false;
     public boolean goatRidableInWater = true;
     public boolean goatControllable = true;
+    public double goatMaxHealth = 10.0D;
     private void goatSettings() {
         goatRidable = getBoolean("mobs.goat.ridable", goatRidable);
         goatRidableInWater = getBoolean("mobs.goat.ridable-in-water", goatRidableInWater);
         goatControllable = getBoolean("mobs.goat.controllable", goatControllable);
+        goatMaxHealth = getDouble("mobs.goat.attributes.max_health", goatMaxHealth);
     }
 
     public boolean guardianRidable = false;
     public boolean guardianControllable = true;
+    public double guardianMaxHealth = 30.0D;
     private void guardianSettings() {
         guardianRidable = getBoolean("mobs.guardian.ridable", guardianRidable);
         guardianControllable = getBoolean("mobs.guardian.controllable", guardianControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.guardian.attributes.max-health", guardianMaxHealth);
+            set("mobs.guardian.attributes.max-health", null);
+            set("mobs.guardian.attributes.max_health", oldValue);
+        }
+        guardianMaxHealth = getDouble("mobs.guardian.attributes.max_health", guardianMaxHealth);
     }
 
     public boolean hoglinRidable = false;
     public boolean hoglinRidableInWater = true;
     public boolean hoglinControllable = true;
+    public double hoglinMaxHealth = 40.0D;
     private void hoglinSettings() {
         hoglinRidable = getBoolean("mobs.hoglin.ridable", hoglinRidable);
         hoglinRidableInWater = getBoolean("mobs.hoglin.ridable-in-water", hoglinRidableInWater);
         hoglinControllable = getBoolean("mobs.hoglin.controllable", hoglinControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.hoglin.attributes.max-health", hoglinMaxHealth);
+            set("mobs.hoglin.attributes.max-health", null);
+            set("mobs.hoglin.attributes.max_health", oldValue);
+        }
+        hoglinMaxHealth = getDouble("mobs.hoglin.attributes.max_health", hoglinMaxHealth);
     }
 
     public boolean horseRidableInWater = false;
+    public double horseMaxHealthMin = 15.0D;
+    public double horseMaxHealthMax = 30.0D;
+    public double horseJumpStrengthMin = 0.4D;
+    public double horseJumpStrengthMax = 1.0D;
+    public double horseMovementSpeedMin = 0.1125D;
+    public double horseMovementSpeedMax = 0.3375D;
     private void horseSettings() {
         horseRidableInWater = getBoolean("mobs.horse.ridable-in-water", horseRidableInWater);
+        if (PurpurConfig.version < 10) {
+            double oldMin = getDouble("mobs.horse.attributes.max-health.min", horseMaxHealthMin);
+            double oldMax = getDouble("mobs.horse.attributes.max-health.max", horseMaxHealthMax);
+            set("mobs.horse.attributes.max-health", null);
+            set("mobs.horse.attributes.max_health.min", oldMin);
+            set("mobs.horse.attributes.max_health.max", oldMax);
+        }
+        horseMaxHealthMin = getDouble("mobs.horse.attributes.max_health.min", horseMaxHealthMin);
+        horseMaxHealthMax = getDouble("mobs.horse.attributes.max_health.max", horseMaxHealthMax);
+        horseJumpStrengthMin = getDouble("mobs.horse.attributes.jump_strength.min", horseJumpStrengthMin);
+        horseJumpStrengthMax = getDouble("mobs.horse.attributes.jump_strength.max", horseJumpStrengthMax);
+        horseMovementSpeedMin = getDouble("mobs.horse.attributes.movement_speed.min", horseMovementSpeedMin);
+        horseMovementSpeedMax = getDouble("mobs.horse.attributes.movement_speed.max", horseMovementSpeedMax);
     }
 
     public boolean huskRidable = false;
     public boolean huskRidableInWater = true;
     public boolean huskControllable = true;
+    public double huskMaxHealth = 20.0D;
+    public double huskSpawnReinforcements = 0.1D;
     private void huskSettings() {
         huskRidable = getBoolean("mobs.husk.ridable", huskRidable);
         huskRidableInWater = getBoolean("mobs.husk.ridable-in-water", huskRidableInWater);
         huskControllable = getBoolean("mobs.husk.controllable", huskControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.husk.attributes.max-health", huskMaxHealth);
+            set("mobs.husk.attributes.max-health", null);
+            set("mobs.husk.attributes.max_health", oldValue);
+        }
+        huskMaxHealth = getDouble("mobs.husk.attributes.max_health", huskMaxHealth);
+        huskSpawnReinforcements = getDouble("mobs.husk.attributes.spawn_reinforcements", huskSpawnReinforcements);
     }
 
     public boolean illusionerRidable = false;
     public boolean illusionerRidableInWater = true;
     public boolean illusionerControllable = true;
+    public double illusionerMovementSpeed = 0.5D;
+    public double illusionerFollowRange = 18.0D;
+    public double illusionerMaxHealth = 32.0D;
     private void illusionerSettings() {
         illusionerRidable = getBoolean("mobs.illusioner.ridable", illusionerRidable);
         illusionerRidableInWater = getBoolean("mobs.illusioner.ridable-in-water", illusionerRidableInWater);
         illusionerControllable = getBoolean("mobs.illusioner.controllable", illusionerControllable);
+        illusionerMovementSpeed = getDouble("mobs.illusioner.movement-speed", illusionerMovementSpeed);
+        illusionerFollowRange = getDouble("mobs.illusioner.follow-range", illusionerFollowRange);
+        if (PurpurConfig.version < 8) {
+            double oldValue = getDouble("mobs.illusioner.max-health", illusionerMaxHealth);
+            set("mobs.illusioner.max-health", null);
+            set("mobs.illusioner.attributes.max_health", oldValue);
+        } else if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.illusioner.attributes.max-health", illusionerMaxHealth);
+            set("mobs.illusioner.attributes.max-health", null);
+            set("mobs.illusioner.attributes.max_health", oldValue);
+        }
+        illusionerMaxHealth = getDouble("mobs.illusioner.attributes.max_health", illusionerMaxHealth);
     }
 
     public boolean ironGolemRidable = false;
     public boolean ironGolemRidableInWater = true;
     public boolean ironGolemControllable = true;
     public boolean ironGolemCanSwim = false;
+    public double ironGolemMaxHealth = 100.0D;
     private void ironGolemSettings() {
         ironGolemRidable = getBoolean("mobs.iron_golem.ridable", ironGolemRidable);
         ironGolemRidableInWater = getBoolean("mobs.iron_golem.ridable-in-water", ironGolemRidableInWater);
         ironGolemControllable = getBoolean("mobs.iron_golem.controllable", ironGolemControllable);
         ironGolemCanSwim = getBoolean("mobs.iron_golem.can-swim", ironGolemCanSwim);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.iron_golem.attributes.max-health", ironGolemMaxHealth);
+            set("mobs.iron_golem.attributes.max-health", null);
+            set("mobs.iron_golem.attributes.max_health", oldValue);
+        }
+        ironGolemMaxHealth = getDouble("mobs.iron_golem.attributes.max_health", ironGolemMaxHealth);
     }
 
     public boolean llamaRidable = false;
     public boolean llamaRidableInWater = false;
     public boolean llamaControllable = true;
+    public double llamaMaxHealthMin = 15.0D;
+    public double llamaMaxHealthMax = 30.0D;
+    public double llamaJumpStrengthMin = 0.5D;
+    public double llamaJumpStrengthMax = 0.5D;
+    public double llamaMovementSpeedMin = 0.175D;
+    public double llamaMovementSpeedMax = 0.175D;
     private void llamaSettings() {
         llamaRidable = getBoolean("mobs.llama.ridable", llamaRidable);
         llamaRidableInWater = getBoolean("mobs.llama.ridable-in-water", llamaRidableInWater);
         llamaControllable = getBoolean("mobs.llama.controllable", llamaControllable);
+        if (PurpurConfig.version < 10) {
+            double oldMin = getDouble("mobs.llama.attributes.max-health.min", llamaMaxHealthMin);
+            double oldMax = getDouble("mobs.llama.attributes.max-health.max", llamaMaxHealthMax);
+            set("mobs.llama.attributes.max-health", null);
+            set("mobs.llama.attributes.max_health.min", oldMin);
+            set("mobs.llama.attributes.max_health.max", oldMax);
+        }
+        llamaMaxHealthMin = getDouble("mobs.llama.attributes.max_health.min", llamaMaxHealthMin);
+        llamaMaxHealthMax = getDouble("mobs.llama.attributes.max_health.max", llamaMaxHealthMax);
+        llamaJumpStrengthMin = getDouble("mobs.llama.attributes.jump_strength.min", llamaJumpStrengthMin);
+        llamaJumpStrengthMax = getDouble("mobs.llama.attributes.jump_strength.max", llamaJumpStrengthMax);
+        llamaMovementSpeedMin = getDouble("mobs.llama.attributes.movement_speed.min", llamaMovementSpeedMin);
+        llamaMovementSpeedMax = getDouble("mobs.llama.attributes.movement_speed.max", llamaMovementSpeedMax);
     }
 
     public boolean magmaCubeRidable = false;
     public boolean magmaCubeRidableInWater = true;
     public boolean magmaCubeControllable = true;
+    public String magmaCubeMaxHealth = "size * size";
+    public String magmaCubeAttackDamage = "size";
+    public Map<Integer, Double> magmaCubeMaxHealthCache = new HashMap<>();
+    public Map<Integer, Double> magmaCubeAttackDamageCache = new HashMap<>();
     private void magmaCubeSettings() {
         magmaCubeRidable = getBoolean("mobs.magma_cube.ridable", magmaCubeRidable);
         magmaCubeRidableInWater = getBoolean("mobs.magma_cube.ridable-in-water", magmaCubeRidableInWater);
         magmaCubeControllable = getBoolean("mobs.magma_cube.controllable", magmaCubeControllable);
+        if (PurpurConfig.version < 10) {
+            String oldValue = getString("mobs.magma_cube.attributes.max-health", magmaCubeMaxHealth);
+            set("mobs.magma_cube.attributes.max-health", null);
+            set("mobs.magma_cube.attributes.max_health", oldValue);
+        }
+        magmaCubeMaxHealth = getString("mobs.magma_cube.attributes.max_health", magmaCubeMaxHealth);
+        magmaCubeAttackDamage = getString("mobs.magma_cube.attributes.attack_damage", magmaCubeAttackDamage);
+        magmaCubeMaxHealthCache.clear();
+        magmaCubeAttackDamageCache.clear();
     }
 
     public boolean mooshroomRidable = false;
     public boolean mooshroomRidableInWater = true;
     public boolean mooshroomControllable = true;
+    public double mooshroomMaxHealth = 10.0D;
     private void mooshroomSettings() {
         mooshroomRidable = getBoolean("mobs.mooshroom.ridable", mooshroomRidable);
         mooshroomRidableInWater = getBoolean("mobs.mooshroom.ridable-in-water", mooshroomRidableInWater);
         mooshroomControllable = getBoolean("mobs.mooshroom.controllable", mooshroomControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.mooshroom.attributes.max-health", mooshroomMaxHealth);
+            set("mobs.mooshroom.attributes.max-health", null);
+            set("mobs.mooshroom.attributes.max_health", oldValue);
+        }
+        mooshroomMaxHealth = getDouble("mobs.mooshroom.attributes.max_health", mooshroomMaxHealth);
     }
 
     public boolean muleRidableInWater = false;
+    public double muleMaxHealthMin = 15.0D;
+    public double muleMaxHealthMax = 30.0D;
+    public double muleJumpStrengthMin = 0.5D;
+    public double muleJumpStrengthMax = 0.5D;
+    public double muleMovementSpeedMin = 0.175D;
+    public double muleMovementSpeedMax = 0.175D;
     private void muleSettings() {
         muleRidableInWater = getBoolean("mobs.mule.ridable-in-water", muleRidableInWater);
+        if (PurpurConfig.version < 10) {
+            double oldMin = getDouble("mobs.mule.attributes.max-health.min", muleMaxHealthMin);
+            double oldMax = getDouble("mobs.mule.attributes.max-health.max", muleMaxHealthMax);
+            set("mobs.mule.attributes.max-health", null);
+            set("mobs.mule.attributes.max_health.min", oldMin);
+            set("mobs.mule.attributes.max_health.max", oldMax);
+        }
+        muleMaxHealthMin = getDouble("mobs.mule.attributes.max_health.min", muleMaxHealthMin);
+        muleMaxHealthMax = getDouble("mobs.mule.attributes.max_health.max", muleMaxHealthMax);
+        muleJumpStrengthMin = getDouble("mobs.mule.attributes.jump_strength.min", muleJumpStrengthMin);
+        muleJumpStrengthMax = getDouble("mobs.mule.attributes.jump_strength.max", muleJumpStrengthMax);
+        muleMovementSpeedMin = getDouble("mobs.mule.attributes.movement_speed.min", muleMovementSpeedMin);
+        muleMovementSpeedMax = getDouble("mobs.mule.attributes.movement_speed.max", muleMovementSpeedMax);
     }
 
     public boolean ocelotRidable = false;
     public boolean ocelotRidableInWater = true;
     public boolean ocelotControllable = true;
+    public double ocelotMaxHealth = 10.0D;
     private void ocelotSettings() {
         ocelotRidable = getBoolean("mobs.ocelot.ridable", ocelotRidable);
         ocelotRidableInWater = getBoolean("mobs.ocelot.ridable-in-water", ocelotRidableInWater);
         ocelotControllable = getBoolean("mobs.ocelot.controllable", ocelotControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.ocelot.attributes.max-health", ocelotMaxHealth);
+            set("mobs.ocelot.attributes.max-health", null);
+            set("mobs.ocelot.attributes.max_health", oldValue);
+        }
+        ocelotMaxHealth = getDouble("mobs.ocelot.attributes.max_health", ocelotMaxHealth);
     }
 
     public boolean pandaRidable = false;
     public boolean pandaRidableInWater = true;
     public boolean pandaControllable = true;
+    public double pandaMaxHealth = 20.0D;
     private void pandaSettings() {
         pandaRidable = getBoolean("mobs.panda.ridable", pandaRidable);
         pandaRidableInWater = getBoolean("mobs.panda.ridable-in-water", pandaRidableInWater);
         pandaControllable = getBoolean("mobs.panda.controllable", pandaControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.panda.attributes.max-health", pandaMaxHealth);
+            set("mobs.panda.attributes.max-health", null);
+            set("mobs.panda.attributes.max_health", oldValue);
+        }
+        pandaMaxHealth = getDouble("mobs.panda.attributes.max_health", pandaMaxHealth);
     }
 
     public boolean parrotRidable = false;
     public boolean parrotRidableInWater = true;
     public boolean parrotControllable = true;
     public double parrotMaxY = 320D;
+    public double parrotMaxHealth = 6.0D;
     private void parrotSettings() {
         parrotRidable = getBoolean("mobs.parrot.ridable", parrotRidable);
         parrotRidableInWater = getBoolean("mobs.parrot.ridable-in-water", parrotRidableInWater);
         parrotControllable = getBoolean("mobs.parrot.controllable", parrotControllable);
         parrotMaxY = getDouble("mobs.parrot.ridable-max-y", parrotMaxY);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.parrot.attributes.max-health", parrotMaxHealth);
+            set("mobs.parrot.attributes.max-health", null);
+            set("mobs.parrot.attributes.max_health", oldValue);
+        }
+        parrotMaxHealth = getDouble("mobs.parrot.attributes.max_health", parrotMaxHealth);
     }
 
     public boolean phantomRidable = false;
@@ -453,6 +794,10 @@ public class PurpurWorldConfig {
     public float phantomFlameDamage = 1.0F;
     public int phantomFlameFireTime = 8;
     public boolean phantomAllowGriefing = false;
+    public String phantomMaxHealth = "20.0";
+    public String phantomAttackDamage = "6 + size";
+    public Map<Integer, Double> phantomMaxHealthCache = new HashMap<>();
+    public Map<Integer, Double> phantomAttackDamageCache = new HashMap<>();
     private void phantomSettings() {
         phantomRidable = getBoolean("mobs.phantom.ridable", phantomRidable);
         phantomRidableInWater = getBoolean("mobs.phantom.ridable-in-water", phantomRidableInWater);
@@ -461,191 +806,363 @@ public class PurpurWorldConfig {
         phantomFlameDamage = (float) getDouble("mobs.phantom.flames.damage", phantomFlameDamage);
         phantomFlameFireTime = getInt("mobs.phantom.flames.fire-time", phantomFlameFireTime);
         phantomAllowGriefing = getBoolean("mobs.phantom.allow-griefing", phantomAllowGriefing);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.phantom.attributes.max-health", Double.parseDouble(phantomMaxHealth));
+            set("mobs.phantom.attributes.max-health", null);
+            set("mobs.phantom.attributes.max_health", String.valueOf(oldValue));
+        }
+        if (PurpurConfig.version < 25) {
+            double oldValue = getDouble("mobs.phantom.attributes.max_health", Double.parseDouble(phantomMaxHealth));
+            set("mobs.phantom.attributes.max_health", String.valueOf(oldValue));
+        }
+        phantomMaxHealth = getString("mobs.phantom.attributes.max_health", phantomMaxHealth);
+        phantomAttackDamage = getString("mobs.phantom.attributes.attack_damage", phantomAttackDamage);
+        phantomMaxHealthCache.clear();
+        phantomAttackDamageCache.clear();
     }
 
     public boolean pigRidable = false;
     public boolean pigRidableInWater = false;
     public boolean pigControllable = true;
+    public double pigMaxHealth = 10.0D;
     private void pigSettings() {
         pigRidable = getBoolean("mobs.pig.ridable", pigRidable);
         pigRidableInWater = getBoolean("mobs.pig.ridable-in-water", pigRidableInWater);
         pigControllable = getBoolean("mobs.pig.controllable", pigControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.pig.attributes.max-health", pigMaxHealth);
+            set("mobs.pig.attributes.max-health", null);
+            set("mobs.pig.attributes.max_health", oldValue);
+        }
+        pigMaxHealth = getDouble("mobs.pig.attributes.max_health", pigMaxHealth);
     }
 
     public boolean piglinRidable = false;
     public boolean piglinRidableInWater = true;
     public boolean piglinControllable = true;
+    public double piglinMaxHealth = 16.0D;
     private void piglinSettings() {
         piglinRidable = getBoolean("mobs.piglin.ridable", piglinRidable);
         piglinRidableInWater = getBoolean("mobs.piglin.ridable-in-water", piglinRidableInWater);
         piglinControllable = getBoolean("mobs.piglin.controllable", piglinControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.piglin.attributes.max-health", piglinMaxHealth);
+            set("mobs.piglin.attributes.max-health", null);
+            set("mobs.piglin.attributes.max_health", oldValue);
+        }
+        piglinMaxHealth = getDouble("mobs.piglin.attributes.max_health", piglinMaxHealth);
     }
 
     public boolean piglinBruteRidable = false;
     public boolean piglinBruteRidableInWater = true;
     public boolean piglinBruteControllable = true;
+    public double piglinBruteMaxHealth = 50.0D;
     private void piglinBruteSettings() {
         piglinBruteRidable = getBoolean("mobs.piglin_brute.ridable", piglinBruteRidable);
         piglinBruteRidableInWater = getBoolean("mobs.piglin_brute.ridable-in-water", piglinBruteRidableInWater);
         piglinBruteControllable = getBoolean("mobs.piglin_brute.controllable", piglinBruteControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.piglin_brute.attributes.max-health", piglinBruteMaxHealth);
+            set("mobs.piglin_brute.attributes.max-health", null);
+            set("mobs.piglin_brute.attributes.max_health", oldValue);
+        }
+        piglinBruteMaxHealth = getDouble("mobs.piglin_brute.attributes.max_health", piglinBruteMaxHealth);
     }
 
     public boolean pillagerRidable = false;
     public boolean pillagerRidableInWater = true;
     public boolean pillagerControllable = true;
+    public double pillagerMaxHealth = 24.0D;
     private void pillagerSettings() {
         pillagerRidable = getBoolean("mobs.pillager.ridable", pillagerRidable);
         pillagerRidableInWater = getBoolean("mobs.pillager.ridable-in-water", pillagerRidableInWater);
         pillagerControllable = getBoolean("mobs.pillager.controllable", pillagerControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.pillager.attributes.max-health", pillagerMaxHealth);
+            set("mobs.pillager.attributes.max-health", null);
+            set("mobs.pillager.attributes.max_health", oldValue);
+        }
+        pillagerMaxHealth = getDouble("mobs.pillager.attributes.max_health", pillagerMaxHealth);
     }
 
     public boolean polarBearRidable = false;
     public boolean polarBearRidableInWater = true;
     public boolean polarBearControllable = true;
+    public double polarBearMaxHealth = 30.0D;
     private void polarBearSettings() {
         polarBearRidable = getBoolean("mobs.polar_bear.ridable", polarBearRidable);
         polarBearRidableInWater = getBoolean("mobs.polar_bear.ridable-in-water", polarBearRidableInWater);
         polarBearControllable = getBoolean("mobs.polar_bear.controllable", polarBearControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.polar_bear.attributes.max-health", polarBearMaxHealth);
+            set("mobs.polar_bear.attributes.max-health", null);
+            set("mobs.polar_bear.attributes.max_health", oldValue);
+        }
+        polarBearMaxHealth = getDouble("mobs.polar_bear.attributes.max_health", polarBearMaxHealth);
     }
 
     public boolean pufferfishRidable = false;
     public boolean pufferfishControllable = true;
+    public double pufferfishMaxHealth = 3.0D;
     private void pufferfishSettings() {
         pufferfishRidable = getBoolean("mobs.pufferfish.ridable", pufferfishRidable);
         pufferfishControllable = getBoolean("mobs.pufferfish.controllable", pufferfishControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.pufferfish.attributes.max-health", pufferfishMaxHealth);
+            set("mobs.pufferfish.attributes.max-health", null);
+            set("mobs.pufferfish.attributes.max_health", oldValue);
+        }
+        pufferfishMaxHealth = getDouble("mobs.pufferfish.attributes.max_health", pufferfishMaxHealth);
     }
 
     public boolean rabbitRidable = false;
     public boolean rabbitRidableInWater = true;
     public boolean rabbitControllable = true;
+    public double rabbitMaxHealth = 3.0D;
     private void rabbitSettings() {
         rabbitRidable = getBoolean("mobs.rabbit.ridable", rabbitRidable);
         rabbitRidableInWater = getBoolean("mobs.rabbit.ridable-in-water", rabbitRidableInWater);
         rabbitControllable = getBoolean("mobs.rabbit.controllable", rabbitControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.rabbit.attributes.max-health", rabbitMaxHealth);
+            set("mobs.rabbit.attributes.max-health", null);
+            set("mobs.rabbit.attributes.max_health", oldValue);
+        }
+        rabbitMaxHealth = getDouble("mobs.rabbit.attributes.max_health", rabbitMaxHealth);
     }
 
     public boolean ravagerRidable = false;
     public boolean ravagerRidableInWater = false;
     public boolean ravagerControllable = true;
+    public double ravagerMaxHealth = 100.0D;
     private void ravagerSettings() {
         ravagerRidable = getBoolean("mobs.ravager.ridable", ravagerRidable);
         ravagerRidableInWater = getBoolean("mobs.ravager.ridable-in-water", ravagerRidableInWater);
         ravagerControllable = getBoolean("mobs.ravager.controllable", ravagerControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.ravager.attributes.max-health", ravagerMaxHealth);
+            set("mobs.ravager.attributes.max-health", null);
+            set("mobs.ravager.attributes.max_health", oldValue);
+        }
+        ravagerMaxHealth = getDouble("mobs.ravager.attributes.max_health", ravagerMaxHealth);
     }
 
     public boolean salmonRidable = false;
     public boolean salmonControllable = true;
+    public double salmonMaxHealth = 3.0D;
     private void salmonSettings() {
         salmonRidable = getBoolean("mobs.salmon.ridable", salmonRidable);
         salmonControllable = getBoolean("mobs.salmon.controllable", salmonControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.salmon.attributes.max-health", salmonMaxHealth);
+            set("mobs.salmon.attributes.max-health", null);
+            set("mobs.salmon.attributes.max_health", oldValue);
+        }
+        salmonMaxHealth = getDouble("mobs.salmon.attributes.max_health", salmonMaxHealth);
     }
 
     public boolean sheepRidable = false;
     public boolean sheepRidableInWater = true;
     public boolean sheepControllable = true;
+    public double sheepMaxHealth = 8.0D;
     private void sheepSettings() {
         sheepRidable = getBoolean("mobs.sheep.ridable", sheepRidable);
         sheepRidableInWater = getBoolean("mobs.sheep.ridable-in-water", sheepRidableInWater);
         sheepControllable = getBoolean("mobs.sheep.controllable", sheepControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.sheep.attributes.max-health", sheepMaxHealth);
+            set("mobs.sheep.attributes.max-health", null);
+            set("mobs.sheep.attributes.max_health", oldValue);
+        }
+        sheepMaxHealth = getDouble("mobs.sheep.attributes.max_health", sheepMaxHealth);
     }
 
     public boolean shulkerRidable = false;
     public boolean shulkerRidableInWater = true;
     public boolean shulkerControllable = true;
+    public double shulkerMaxHealth = 30.0D;
     private void shulkerSettings() {
         shulkerRidable = getBoolean("mobs.shulker.ridable", shulkerRidable);
         shulkerRidableInWater = getBoolean("mobs.shulker.ridable-in-water", shulkerRidableInWater);
         shulkerControllable = getBoolean("mobs.shulker.controllable", shulkerControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.shulker.attributes.max-health", shulkerMaxHealth);
+            set("mobs.shulker.attributes.max-health", null);
+            set("mobs.shulker.attributes.max_health", oldValue);
+        }
+        shulkerMaxHealth = getDouble("mobs.shulker.attributes.max_health", shulkerMaxHealth);
     }
 
     public boolean silverfishRidable = false;
     public boolean silverfishRidableInWater = true;
     public boolean silverfishControllable = true;
+    public double silverfishMaxHealth = 8.0D;
     private void silverfishSettings() {
         silverfishRidable = getBoolean("mobs.silverfish.ridable", silverfishRidable);
         silverfishRidableInWater = getBoolean("mobs.silverfish.ridable-in-water", silverfishRidableInWater);
         silverfishControllable = getBoolean("mobs.silverfish.controllable", silverfishControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.silverfish.attributes.max-health", silverfishMaxHealth);
+            set("mobs.silverfish.attributes.max-health", null);
+            set("mobs.silverfish.attributes.max_health", oldValue);
+        }
+        silverfishMaxHealth = getDouble("mobs.silverfish.attributes.max_health", silverfishMaxHealth);
     }
 
     public boolean skeletonRidable = false;
     public boolean skeletonRidableInWater = true;
     public boolean skeletonControllable = true;
+    public double skeletonMaxHealth = 20.0D;
     private void skeletonSettings() {
         skeletonRidable = getBoolean("mobs.skeleton.ridable", skeletonRidable);
         skeletonRidableInWater = getBoolean("mobs.skeleton.ridable-in-water", skeletonRidableInWater);
         skeletonControllable = getBoolean("mobs.skeleton.controllable", skeletonControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.skeleton.attributes.max-health", skeletonMaxHealth);
+            set("mobs.skeleton.attributes.max-health", null);
+            set("mobs.skeleton.attributes.max_health", oldValue);
+        }
+        skeletonMaxHealth = getDouble("mobs.skeleton.attributes.max_health", skeletonMaxHealth);
     }
 
     public boolean skeletonHorseRidable = false;
     public boolean skeletonHorseRidableInWater = true;
     public boolean skeletonHorseCanSwim = false;
+    public double skeletonHorseMaxHealthMin = 15.0D;
+    public double skeletonHorseMaxHealthMax = 15.0D;
+    public double skeletonHorseJumpStrengthMin = 0.4D;
+    public double skeletonHorseJumpStrengthMax = 1.0D;
+    public double skeletonHorseMovementSpeedMin = 0.2D;
+    public double skeletonHorseMovementSpeedMax = 0.2D;
     private void skeletonHorseSettings() {
         skeletonHorseRidable = getBoolean("mobs.skeleton_horse.ridable", skeletonHorseRidable);
         skeletonHorseRidableInWater = getBoolean("mobs.skeleton_horse.ridable-in-water", skeletonHorseRidableInWater);
         skeletonHorseCanSwim = getBoolean("mobs.skeleton_horse.can-swim", skeletonHorseCanSwim);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.skeleton_horse.attributes.max-health", skeletonHorseMaxHealthMin);
+            set("mobs.skeleton_horse.attributes.max-health", null);
+            set("mobs.skeleton_horse.attributes.max_health.min", oldValue);
+            set("mobs.skeleton_horse.attributes.max_health.max", oldValue);
+        }
+        skeletonHorseMaxHealthMin = getDouble("mobs.skeleton_horse.attributes.max_health.min", skeletonHorseMaxHealthMin);
+        skeletonHorseMaxHealthMax = getDouble("mobs.skeleton_horse.attributes.max_health.max", skeletonHorseMaxHealthMax);
+        skeletonHorseJumpStrengthMin = getDouble("mobs.skeleton_horse.attributes.jump_strength.min", skeletonHorseJumpStrengthMin);
+        skeletonHorseJumpStrengthMax = getDouble("mobs.skeleton_horse.attributes.jump_strength.max", skeletonHorseJumpStrengthMax);
+        skeletonHorseMovementSpeedMin = getDouble("mobs.skeleton_horse.attributes.movement_speed.min", skeletonHorseMovementSpeedMin);
+        skeletonHorseMovementSpeedMax = getDouble("mobs.skeleton_horse.attributes.movement_speed.max", skeletonHorseMovementSpeedMax);
     }
 
     public boolean slimeRidable = false;
     public boolean slimeRidableInWater = true;
     public boolean slimeControllable = true;
+    public String slimeMaxHealth = "size * size";
+    public String slimeAttackDamage = "size";
+    public Map<Integer, Double> slimeMaxHealthCache = new HashMap<>();
+    public Map<Integer, Double> slimeAttackDamageCache = new HashMap<>();
     private void slimeSettings() {
         slimeRidable = getBoolean("mobs.slime.ridable", slimeRidable);
         slimeRidableInWater = getBoolean("mobs.slime.ridable-in-water", slimeRidableInWater);
         slimeControllable = getBoolean("mobs.slime.controllable", slimeControllable);
+        if (PurpurConfig.version < 10) {
+            String oldValue = getString("mobs.slime.attributes.max-health", slimeMaxHealth);
+            set("mobs.slime.attributes.max-health", null);
+            set("mobs.slime.attributes.max_health", oldValue);
+        }
+        slimeMaxHealth = getString("mobs.slime.attributes.max_health", slimeMaxHealth);
+        slimeAttackDamage = getString("mobs.slime.attributes.attack_damage", slimeAttackDamage);
+        slimeMaxHealthCache.clear();
+        slimeAttackDamageCache.clear();
     }
 
     public boolean snowGolemRidable = false;
     public boolean snowGolemRidableInWater = true;
     public boolean snowGolemControllable = true;
     public boolean snowGolemLeaveTrailWhenRidden = false;
+    public double snowGolemMaxHealth = 4.0D;
     private void snowGolemSettings() {
         snowGolemRidable = getBoolean("mobs.snow_golem.ridable", snowGolemRidable);
         snowGolemRidableInWater = getBoolean("mobs.snow_golem.ridable-in-water", snowGolemRidableInWater);
         snowGolemControllable = getBoolean("mobs.snow_golem.controllable", snowGolemControllable);
         snowGolemLeaveTrailWhenRidden = getBoolean("mobs.snow_golem.leave-trail-when-ridden", snowGolemLeaveTrailWhenRidden);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.snow_golem.attributes.max-health", snowGolemMaxHealth);
+            set("mobs.snow_golem.attributes.max-health", null);
+            set("mobs.snow_golem.attributes.max_health", oldValue);
+        }
+        snowGolemMaxHealth = getDouble("mobs.snow_golem.attributes.max_health", snowGolemMaxHealth);
     }
 
     public boolean snifferRidable = false;
     public boolean snifferRidableInWater = true;
     public boolean snifferControllable = true;
+    public double snifferMaxHealth = 14.0D;
     private void snifferSettings() {
         snifferRidable = getBoolean("mobs.sniffer.ridable", snifferRidable);
         snifferRidableInWater = getBoolean("mobs.sniffer.ridable-in-water", snifferRidableInWater);
         snifferControllable = getBoolean("mobs.sniffer.controllable", snifferControllable);
+        snifferMaxHealth = getDouble("mobs.sniffer.attributes.max_health", snifferMaxHealth);
     }
 
     public boolean squidRidable = false;
     public boolean squidControllable = true;
+    public double squidMaxHealth = 10.0D;
     private void squidSettings() {
         squidRidable = getBoolean("mobs.squid.ridable", squidRidable);
         squidControllable = getBoolean("mobs.squid.controllable", squidControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.squid.attributes.max-health", squidMaxHealth);
+            set("mobs.squid.attributes.max-health", null);
+            set("mobs.squid.attributes.max_health", oldValue);
+        }
+        squidMaxHealth = getDouble("mobs.squid.attributes.max_health", squidMaxHealth);
     }
 
     public boolean spiderRidable = false;
     public boolean spiderRidableInWater = false;
     public boolean spiderControllable = true;
+    public double spiderMaxHealth = 16.0D;
     private void spiderSettings() {
         spiderRidable = getBoolean("mobs.spider.ridable", spiderRidable);
         spiderRidableInWater = getBoolean("mobs.spider.ridable-in-water", spiderRidableInWater);
         spiderControllable = getBoolean("mobs.spider.controllable", spiderControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.spider.attributes.max-health", spiderMaxHealth);
+            set("mobs.spider.attributes.max-health", null);
+            set("mobs.spider.attributes.max_health", oldValue);
+        }
+        spiderMaxHealth = getDouble("mobs.spider.attributes.max_health", spiderMaxHealth);
     }
 
     public boolean strayRidable = false;
     public boolean strayRidableInWater = true;
     public boolean strayControllable = true;
+    public double strayMaxHealth = 20.0D;
     private void straySettings() {
         strayRidable = getBoolean("mobs.stray.ridable", strayRidable);
         strayRidableInWater = getBoolean("mobs.stray.ridable-in-water", strayRidableInWater);
         strayControllable = getBoolean("mobs.stray.controllable", strayControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.stray.attributes.max-health", strayMaxHealth);
+            set("mobs.stray.attributes.max-health", null);
+            set("mobs.stray.attributes.max_health", oldValue);
+        }
+        strayMaxHealth = getDouble("mobs.stray.attributes.max_health", strayMaxHealth);
     }
 
     public boolean striderRidable = false;
     public boolean striderRidableInWater = false;
     public boolean striderControllable = true;
+    public double striderMaxHealth = 20.0D;
     private void striderSettings() {
         striderRidable = getBoolean("mobs.strider.ridable", striderRidable);
         striderRidableInWater = getBoolean("mobs.strider.ridable-in-water", striderRidableInWater);
         striderControllable = getBoolean("mobs.strider.controllable", striderControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.strider.attributes.max-health", striderMaxHealth);
+            set("mobs.strider.attributes.max-health", null);
+            set("mobs.strider.attributes.max_health", oldValue);
+        }
+        striderMaxHealth = getDouble("mobs.strider.attributes.max_health", striderMaxHealth);
     }
 
     public boolean tadpoleRidable = false;
@@ -660,64 +1177,125 @@ public class PurpurWorldConfig {
     public boolean traderLlamaRidable = false;
     public boolean traderLlamaRidableInWater = false;
     public boolean traderLlamaControllable = true;
+    public double traderLlamaMaxHealthMin = 15.0D;
+    public double traderLlamaMaxHealthMax = 30.0D;
+    public double traderLlamaJumpStrengthMin = 0.5D;
+    public double traderLlamaJumpStrengthMax = 0.5D;
+    public double traderLlamaMovementSpeedMin = 0.175D;
+    public double traderLlamaMovementSpeedMax = 0.175D;
     private void traderLlamaSettings() {
         traderLlamaRidable = getBoolean("mobs.trader_llama.ridable", traderLlamaRidable);
         traderLlamaRidableInWater = getBoolean("mobs.trader_llama.ridable-in-water", traderLlamaRidableInWater);
         traderLlamaControllable = getBoolean("mobs.trader_llama.controllable", traderLlamaControllable);
+        if (PurpurConfig.version < 10) {
+            double oldMin = getDouble("mobs.trader_llama.attributes.max-health.min", traderLlamaMaxHealthMin);
+            double oldMax = getDouble("mobs.trader_llama.attributes.max-health.max", traderLlamaMaxHealthMax);
+            set("mobs.trader_llama.attributes.max-health", null);
+            set("mobs.trader_llama.attributes.max_health.min", oldMin);
+            set("mobs.trader_llama.attributes.max_health.max", oldMax);
+        }
+        traderLlamaMaxHealthMin = getDouble("mobs.trader_llama.attributes.max_health.min", traderLlamaMaxHealthMin);
+        traderLlamaMaxHealthMax = getDouble("mobs.trader_llama.attributes.max_health.max", traderLlamaMaxHealthMax);
+        traderLlamaJumpStrengthMin = getDouble("mobs.trader_llama.attributes.jump_strength.min", traderLlamaJumpStrengthMin);
+        traderLlamaJumpStrengthMax = getDouble("mobs.trader_llama.attributes.jump_strength.max", traderLlamaJumpStrengthMax);
+        traderLlamaMovementSpeedMin = getDouble("mobs.trader_llama.attributes.movement_speed.min", traderLlamaMovementSpeedMin);
+        traderLlamaMovementSpeedMax = getDouble("mobs.trader_llama.attributes.movement_speed.max", traderLlamaMovementSpeedMax);
     }
 
     public boolean tropicalFishRidable = false;
     public boolean tropicalFishControllable = true;
+    public double tropicalFishMaxHealth = 3.0D;
     private void tropicalFishSettings() {
         tropicalFishRidable = getBoolean("mobs.tropical_fish.ridable", tropicalFishRidable);
         tropicalFishControllable = getBoolean("mobs.tropical_fish.controllable", tropicalFishControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.tropical_fish.attributes.max-health", tropicalFishMaxHealth);
+            set("mobs.tropical_fish.attributes.max-health", null);
+            set("mobs.tropical_fish.attributes.max_health", oldValue);
+        }
+        tropicalFishMaxHealth = getDouble("mobs.tropical_fish.attributes.max_health", tropicalFishMaxHealth);
     }
 
     public boolean turtleRidable = false;
     public boolean turtleRidableInWater = true;
     public boolean turtleControllable = true;
+    public double turtleMaxHealth = 30.0D;
     private void turtleSettings() {
         turtleRidable = getBoolean("mobs.turtle.ridable", turtleRidable);
         turtleRidableInWater = getBoolean("mobs.turtle.ridable-in-water", turtleRidableInWater);
         turtleControllable = getBoolean("mobs.turtle.controllable", turtleControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.turtle.attributes.max-health", turtleMaxHealth);
+            set("mobs.turtle.attributes.max-health", null);
+            set("mobs.turtle.attributes.max_health", oldValue);
+        }
+        turtleMaxHealth = getDouble("mobs.turtle.attributes.max_health", turtleMaxHealth);
     }
 
     public boolean vexRidable = false;
     public boolean vexRidableInWater = true;
     public boolean vexControllable = true;
     public double vexMaxY = 320D;
+    public double vexMaxHealth = 14.0D;
     private void vexSettings() {
         vexRidable = getBoolean("mobs.vex.ridable", vexRidable);
         vexRidableInWater = getBoolean("mobs.vex.ridable-in-water", vexRidableInWater);
         vexControllable = getBoolean("mobs.vex.controllable", vexControllable);
         vexMaxY = getDouble("mobs.vex.ridable-max-y", vexMaxY);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.vex.attributes.max-health", vexMaxHealth);
+            set("mobs.vex.attributes.max-health", null);
+            set("mobs.vex.attributes.max_health", oldValue);
+        }
+        vexMaxHealth = getDouble("mobs.vex.attributes.max_health", vexMaxHealth);
     }
 
     public boolean villagerRidable = false;
     public boolean villagerRidableInWater = true;
     public boolean villagerControllable = true;
+    public double villagerMaxHealth = 20.0D;
     private void villagerSettings() {
         villagerRidable = getBoolean("mobs.villager.ridable", villagerRidable);
         villagerRidableInWater = getBoolean("mobs.villager.ridable-in-water", villagerRidableInWater);
         villagerControllable = getBoolean("mobs.villager.controllable", villagerControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.villager.attributes.max-health", villagerMaxHealth);
+            set("mobs.villager.attributes.max-health", null);
+            set("mobs.villager.attributes.max_health", oldValue);
+        }
+        villagerMaxHealth = getDouble("mobs.villager.attributes.max_health", villagerMaxHealth);
     }
 
     public boolean vindicatorRidable = false;
     public boolean vindicatorRidableInWater = true;
     public boolean vindicatorControllable = true;
+    public double vindicatorMaxHealth = 24.0D;
     private void vindicatorSettings() {
         vindicatorRidable = getBoolean("mobs.vindicator.ridable", vindicatorRidable);
         vindicatorRidableInWater = getBoolean("mobs.vindicator.ridable-in-water", vindicatorRidableInWater);
         vindicatorControllable = getBoolean("mobs.vindicator.controllable", vindicatorControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.vindicator.attributes.max-health", vindicatorMaxHealth);
+            set("mobs.vindicator.attributes.max-health", null);
+            set("mobs.vindicator.attributes.max_health", oldValue);
+        }
+        vindicatorMaxHealth = getDouble("mobs.vindicator.attributes.max_health", vindicatorMaxHealth);
     }
 
     public boolean wanderingTraderRidable = false;
     public boolean wanderingTraderRidableInWater = true;
     public boolean wanderingTraderControllable = true;
+    public double wanderingTraderMaxHealth = 20.0D;
     private void wanderingTraderSettings() {
         wanderingTraderRidable = getBoolean("mobs.wandering_trader.ridable", wanderingTraderRidable);
         wanderingTraderRidableInWater = getBoolean("mobs.wandering_trader.ridable-in-water", wanderingTraderRidableInWater);
         wanderingTraderControllable = getBoolean("mobs.wandering_trader.controllable", wanderingTraderControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.wandering_trader.attributes.max-health", wanderingTraderMaxHealth);
+            set("mobs.wandering_trader.attributes.max-health", null);
+            set("mobs.wandering_trader.attributes.max_health", oldValue);
+        }
+        wanderingTraderMaxHealth = getDouble("mobs.wandering_trader.attributes.max_health", wanderingTraderMaxHealth);
     }
 
     public boolean wardenRidable = false;
@@ -732,83 +1310,167 @@ public class PurpurWorldConfig {
     public boolean witchRidable = false;
     public boolean witchRidableInWater = true;
     public boolean witchControllable = true;
+    public double witchMaxHealth = 26.0D;
     private void witchSettings() {
         witchRidable = getBoolean("mobs.witch.ridable", witchRidable);
         witchRidableInWater = getBoolean("mobs.witch.ridable-in-water", witchRidableInWater);
         witchControllable = getBoolean("mobs.witch.controllable", witchControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.witch.attributes.max-health", witchMaxHealth);
+            set("mobs.witch.attributes.max-health", null);
+            set("mobs.witch.attributes.max_health", oldValue);
+        }
+        witchMaxHealth = getDouble("mobs.witch.attributes.max_health", witchMaxHealth);
     }
 
     public boolean witherRidable = false;
     public boolean witherRidableInWater = true;
     public boolean witherControllable = true;
     public double witherMaxY = 320D;
+    public double witherMaxHealth = 300.0D;
     private void witherSettings() {
         witherRidable = getBoolean("mobs.wither.ridable", witherRidable);
         witherRidableInWater = getBoolean("mobs.wither.ridable-in-water", witherRidableInWater);
         witherControllable = getBoolean("mobs.wither.controllable", witherControllable);
         witherMaxY = getDouble("mobs.wither.ridable-max-y", witherMaxY);
+        if (PurpurConfig.version < 8) {
+            double oldValue = getDouble("mobs.wither.max-health", witherMaxHealth);
+            set("mobs.wither.max_health", null);
+            set("mobs.wither.attributes.max-health", oldValue);
+        } else if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.wither.attributes.max-health", witherMaxHealth);
+            set("mobs.wither.attributes.max-health", null);
+            set("mobs.wither.attributes.max_health", oldValue);
+        }
+        witherMaxHealth = getDouble("mobs.wither.attributes.max_health", witherMaxHealth);
     }
 
     public boolean witherSkeletonRidable = false;
     public boolean witherSkeletonRidableInWater = true;
     public boolean witherSkeletonControllable = true;
+    public double witherSkeletonMaxHealth = 20.0D;
     private void witherSkeletonSettings() {
         witherSkeletonRidable = getBoolean("mobs.wither_skeleton.ridable", witherSkeletonRidable);
         witherSkeletonRidableInWater = getBoolean("mobs.wither_skeleton.ridable-in-water", witherSkeletonRidableInWater);
         witherSkeletonControllable = getBoolean("mobs.wither_skeleton.controllable", witherSkeletonControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.wither_skeleton.attributes.max-health", witherSkeletonMaxHealth);
+            set("mobs.wither_skeleton.attributes.max-health", null);
+            set("mobs.wither_skeleton.attributes.max_health", oldValue);
+        }
+        witherSkeletonMaxHealth = getDouble("mobs.wither_skeleton.attributes.max_health", witherSkeletonMaxHealth);
     }
 
     public boolean wolfRidable = false;
     public boolean wolfRidableInWater = true;
     public boolean wolfControllable = true;
+    public double wolfMaxHealth = 8.0D;
     private void wolfSettings() {
         wolfRidable = getBoolean("mobs.wolf.ridable", wolfRidable);
         wolfRidableInWater = getBoolean("mobs.wolf.ridable-in-water", wolfRidableInWater);
         wolfControllable = getBoolean("mobs.wolf.controllable", wolfControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.wolf.attributes.max-health", wolfMaxHealth);
+            set("mobs.wolf.attributes.max-health", null);
+            set("mobs.wolf.attributes.max_health", oldValue);
+        }
+        wolfMaxHealth = getDouble("mobs.wolf.attributes.max_health", wolfMaxHealth);
     }
 
     public boolean zoglinRidable = false;
     public boolean zoglinRidableInWater = true;
     public boolean zoglinControllable = true;
+    public double zoglinMaxHealth = 40.0D;
     private void zoglinSettings() {
         zoglinRidable = getBoolean("mobs.zoglin.ridable", zoglinRidable);
         zoglinRidableInWater = getBoolean("mobs.zoglin.ridable-in-water", zoglinRidableInWater);
         zoglinControllable = getBoolean("mobs.zoglin.controllable", zoglinControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.zoglin.attributes.max-health", zoglinMaxHealth);
+            set("mobs.zoglin.attributes.max-health", null);
+            set("mobs.zoglin.attributes.max_health", oldValue);
+        }
+        zoglinMaxHealth = getDouble("mobs.zoglin.attributes.max_health", zoglinMaxHealth);
     }
 
     public boolean zombieRidable = false;
     public boolean zombieRidableInWater = true;
     public boolean zombieControllable = true;
+    public double zombieMaxHealth = 20.0D;
+    public double zombieSpawnReinforcements = 0.1D;
     private void zombieSettings() {
         zombieRidable = getBoolean("mobs.zombie.ridable", zombieRidable);
         zombieRidableInWater = getBoolean("mobs.zombie.ridable-in-water", zombieRidableInWater);
         zombieControllable = getBoolean("mobs.zombie.controllable", zombieControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.zombie.attributes.max-health", zombieMaxHealth);
+            set("mobs.zombie.attributes.max-health", null);
+            set("mobs.zombie.attributes.max_health", oldValue);
+        }
+        zombieMaxHealth = getDouble("mobs.zombie.attributes.max_health", zombieMaxHealth);
+        zombieSpawnReinforcements = getDouble("mobs.zombie.attributes.spawn_reinforcements", zombieSpawnReinforcements);
     }
 
     public boolean zombieHorseRidable = false;
     public boolean zombieHorseRidableInWater = false;
     public boolean zombieHorseCanSwim = false;
+    public double zombieHorseMaxHealthMin = 15.0D;
+    public double zombieHorseMaxHealthMax = 15.0D;
+    public double zombieHorseJumpStrengthMin = 0.4D;
+    public double zombieHorseJumpStrengthMax = 1.0D;
+    public double zombieHorseMovementSpeedMin = 0.2D;
+    public double zombieHorseMovementSpeedMax = 0.2D;
     private void zombieHorseSettings() {
         zombieHorseRidable = getBoolean("mobs.zombie_horse.ridable", zombieHorseRidable);
         zombieHorseRidableInWater = getBoolean("mobs.zombie_horse.ridable-in-water", zombieHorseRidableInWater);
         zombieHorseCanSwim = getBoolean("mobs.zombie_horse.can-swim", zombieHorseCanSwim);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.zombie_horse.attributes.max-health", zombieHorseMaxHealthMin);
+            set("mobs.zombie_horse.attributes.max-health", null);
+            set("mobs.zombie_horse.attributes.max_health.min", oldValue);
+            set("mobs.zombie_horse.attributes.max_health.max", oldValue);
+        }
+        zombieHorseMaxHealthMin = getDouble("mobs.zombie_horse.attributes.max_health.min", zombieHorseMaxHealthMin);
+        zombieHorseMaxHealthMax = getDouble("mobs.zombie_horse.attributes.max_health.max", zombieHorseMaxHealthMax);
+        zombieHorseJumpStrengthMin = getDouble("mobs.zombie_horse.attributes.jump_strength.min", zombieHorseJumpStrengthMin);
+        zombieHorseJumpStrengthMax = getDouble("mobs.zombie_horse.attributes.jump_strength.max", zombieHorseJumpStrengthMax);
+        zombieHorseMovementSpeedMin = getDouble("mobs.zombie_horse.attributes.movement_speed.min", zombieHorseMovementSpeedMin);
+        zombieHorseMovementSpeedMax = getDouble("mobs.zombie_horse.attributes.movement_speed.max", zombieHorseMovementSpeedMax);
     }
 
     public boolean zombieVillagerRidable = false;
     public boolean zombieVillagerRidableInWater = true;
     public boolean zombieVillagerControllable = true;
+    public double zombieVillagerMaxHealth = 20.0D;
+    public double zombieVillagerSpawnReinforcements = 0.1D;
     private void zombieVillagerSettings() {
         zombieVillagerRidable = getBoolean("mobs.zombie_villager.ridable", zombieVillagerRidable);
         zombieVillagerRidableInWater = getBoolean("mobs.zombie_villager.ridable-in-water", zombieVillagerRidableInWater);
         zombieVillagerControllable = getBoolean("mobs.zombie_villager.controllable", zombieVillagerControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.zombie_villager.attributes.max-health", zombieVillagerMaxHealth);
+            set("mobs.zombie_villager.attributes.max-health", null);
+            set("mobs.zombie_villager.attributes.max_health", oldValue);
+        }
+        zombieVillagerMaxHealth = getDouble("mobs.zombie_villager.attributes.max_health", zombieVillagerMaxHealth);
+        zombieVillagerSpawnReinforcements = getDouble("mobs.zombie_villager.attributes.spawn_reinforcements", zombieVillagerSpawnReinforcements);
     }
 
     public boolean zombifiedPiglinRidable = false;
     public boolean zombifiedPiglinRidableInWater = true;
     public boolean zombifiedPiglinControllable = true;
+    public double zombifiedPiglinMaxHealth = 20.0D;
+    public double zombifiedPiglinSpawnReinforcements = 0.0D;
     private void zombifiedPiglinSettings() {
         zombifiedPiglinRidable = getBoolean("mobs.zombified_piglin.ridable", zombifiedPiglinRidable);
         zombifiedPiglinRidableInWater = getBoolean("mobs.zombified_piglin.ridable-in-water", zombifiedPiglinRidableInWater);
         zombifiedPiglinControllable = getBoolean("mobs.zombified_piglin.controllable", zombifiedPiglinControllable);
+        if (PurpurConfig.version < 10) {
+            double oldValue = getDouble("mobs.zombified_piglin.attributes.max-health", zombifiedPiglinMaxHealth);
+            set("mobs.zombified_piglin.attributes.max-health", null);
+            set("mobs.zombified_piglin.attributes.max_health", oldValue);
+        }
+        zombifiedPiglinMaxHealth = getDouble("mobs.zombified_piglin.attributes.max_health", zombifiedPiglinMaxHealth);
+        zombifiedPiglinSpawnReinforcements = getDouble("mobs.zombified_piglin.attributes.spawn_reinforcements", zombifiedPiglinSpawnReinforcements);
     }
 }