diff --git a/platforms/fabric/build.gradle.kts b/platforms/fabric/build.gradle.kts
index c414cee4e..38aafb791 100644
--- a/platforms/fabric/build.gradle.kts
+++ b/platforms/fabric/build.gradle.kts
@@ -33,7 +33,7 @@ dependencies {
 
 configure<LoomGradleExtension> {
     accessWidener("src/main/resources/terra.accesswidener")
-    refmapName = "terra.refmap.json"
+    refmapName = "terra-refmap.json"
 }
 
 val remapped = tasks.register<RemapJarTask>("remapShadedJar") {
diff --git a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/entity/EntityMixin.java b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/entity/EntityMixin.java
index 334b033a2..88d6bfbb6 100644
--- a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/entity/EntityMixin.java
+++ b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/entity/EntityMixin.java
@@ -41,7 +41,7 @@ public abstract class EntityMixin {
         teleport(location.getX(), location.getY(), location.getZ());
     }
 
-    public World getWorld() {
+    public World terra$getWorld() {
         return (World) world;
     }
 
diff --git a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/item/ItemStackMixin.java b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/item/ItemStackMixin.java
index b6b8c3aee..db569bf3f 100644
--- a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/item/ItemStackMixin.java
+++ b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/item/ItemStackMixin.java
@@ -5,6 +5,7 @@ import com.dfsek.terra.api.platform.inventory.item.ItemMeta;
 import net.minecraft.item.ItemStack;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -20,6 +21,9 @@ public abstract class ItemStackMixin {
     @Shadow
     public abstract net.minecraft.item.Item getItem();
 
+    @Shadow
+    public abstract boolean isDamageable();
+
     public int terra$getAmount() {
         return getCount();
     }
@@ -43,4 +47,9 @@ public abstract class ItemStackMixin {
     public Object terra$getHandle() {
         return this;
     }
+
+    @Intrinsic
+    public boolean terra$isDamageable() {
+        return isDamageable();
+    }
 }
diff --git a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/meta/ItemStackDamageableMixin.java b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/meta/ItemStackDamageableMixin.java
index 2ec0f3cd3..0d3a2fd06 100644
--- a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/meta/ItemStackDamageableMixin.java
+++ b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/meta/ItemStackDamageableMixin.java
@@ -4,6 +4,7 @@ import com.dfsek.terra.api.platform.inventory.item.Damageable;
 import net.minecraft.item.ItemStack;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -13,7 +14,23 @@ public abstract class ItemStackDamageableMixin {
     @Shadow
     public abstract boolean isDamaged();
 
+    @Shadow
+    public abstract int getDamage();
+
+    @Shadow
+    public abstract void setDamage(int damage);
+
     public boolean terra$hasDamage() {
         return isDamaged();
     }
+
+    @Intrinsic
+    public void terra$setDamage(int damage) {
+        setDamage(damage);
+    }
+
+    @Intrinsic
+    public int terra$getDamage() {
+        return getDamage();
+    }
 }
diff --git a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ChunkRegionMixin.java b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ChunkRegionMixin.java
index 984ec19b6..d87799f57 100644
--- a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ChunkRegionMixin.java
+++ b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ChunkRegionMixin.java
@@ -18,6 +18,7 @@ import net.minecraft.world.ServerWorldAccess;
 import org.spongepowered.asm.mixin.Final;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -28,6 +29,10 @@ public abstract class ChunkRegionMixin {
     @Final
     private ServerWorld world;
 
+    @Shadow
+    @Final
+    private long seed;
+
     public int terra$getMaxHeight() {
         return ((ChunkRegion) (Object) this).getDimensionHeight();
     }
@@ -53,6 +58,11 @@ public abstract class ChunkRegionMixin {
         return (Entity) entity;
     }
 
+    @Intrinsic
+    public long terra$getSeed() {
+        return seed;
+    }
+
     public int terra$getMinHeight() {
         return 0;
     }
diff --git a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ServerWorldMixin.java b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ServerWorldMixin.java
index fc1e3b5b6..15a5c8138 100644
--- a/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ServerWorldMixin.java
+++ b/platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ServerWorldMixin.java
@@ -16,11 +16,16 @@ import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.ServerWorldAccess;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
 
 @Mixin(ServerWorld.class)
 @Implements(@Interface(iface = World.class, prefix = "terra$", remap = Interface.Remap.NONE))
 public abstract class ServerWorldMixin {
+    @Shadow
+    public abstract long getSeed();
+
     public int terra$getMaxHeight() {
         return ((ServerWorld) (Object) this).getDimensionHeight();
     }
@@ -44,6 +49,11 @@ public abstract class ServerWorldMixin {
         return (Entity) entity;
     }
 
+    @Intrinsic
+    public long terra$getSeed() {
+        return getSeed();
+    }
+
     public int terra$getMinHeight() {
         return 0;
     }
diff --git a/platforms/forge/build.gradle.kts b/platforms/forge/build.gradle.kts
index 1179ccd85..2bfb7ad0e 100644
--- a/platforms/forge/build.gradle.kts
+++ b/platforms/forge/build.gradle.kts
@@ -20,7 +20,7 @@ apply(plugin = "net.minecraftforge.gradle")
 apply(plugin = "org.spongepowered.mixin")
 
 configure<org.spongepowered.asm.gradle.plugins.MixinExtension> {
-    add(sourceSets.main.get(), "terra.refmap.json")
+    add(sourceSets.main.get(), "terra-refmap.json")
 }
 
 plugins {
diff --git a/platforms/forge/src/main/resources/terra.mixins.json b/platforms/forge/src/main/resources/terra.mixins.json
index c363067da..c18783888 100644
--- a/platforms/forge/src/main/resources/terra.mixins.json
+++ b/platforms/forge/src/main/resources/terra.mixins.json
@@ -2,7 +2,7 @@
   "required": true,
   "package": "com.dfsek.terra.forge.mixin",
   "compatibilityLevel": "JAVA_8",
-  "refmap": "terra.refmap.json",
+  "refmap": "terra-refmap.json",
   "mixins": [
   ],
   "client": [