diff --git a/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/generation/generators/NoiseChunkGenerator3D.java b/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/generation/generators/NoiseChunkGenerator3D.java
index 96b35ff80..253a013b4 100644
--- a/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/generation/generators/NoiseChunkGenerator3D.java
+++ b/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/generation/generators/NoiseChunkGenerator3D.java
@@ -7,7 +7,7 @@
 
 package com.dfsek.terra.addons.chunkgenerator.generation.generators;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import net.jafama.FastMath;
 import org.jetbrains.annotations.NotNull;
@@ -49,7 +49,7 @@ public class NoiseChunkGenerator3D implements ChunkGenerator {
     
     @Override
     @SuppressWarnings("try")
-    public void generateChunkData(@NotNull ProtoChunk chunk, @NotNull WorldAccess world,
+    public void generateChunkData(@NotNull ProtoChunk chunk, @NotNull WritableWorld world,
                                   int chunkZ,
                                   int chunkX) {
         try(ProfileFrame ignore = platform.getProfiler().profile("chunk_base_3d")) {
diff --git a/common/addons/config-feature/src/main/java/com/dfsek/terra/addons/feature/ConfiguredFeature.java b/common/addons/config-feature/src/main/java/com/dfsek/terra/addons/feature/ConfiguredFeature.java
index 666a71e58..d3adda90d 100644
--- a/common/addons/config-feature/src/main/java/com/dfsek/terra/addons/feature/ConfiguredFeature.java
+++ b/common/addons/config-feature/src/main/java/com/dfsek/terra/addons/feature/ConfiguredFeature.java
@@ -13,8 +13,7 @@ import com.dfsek.terra.api.structure.feature.Distributor;
 import com.dfsek.terra.api.structure.feature.Feature;
 import com.dfsek.terra.api.structure.feature.Locator;
 import com.dfsek.terra.api.util.collection.ProbabilityCollection;
-import com.dfsek.terra.api.world.access.World;
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 
 public class ConfiguredFeature implements Feature {
@@ -33,7 +32,7 @@ public class ConfiguredFeature implements Feature {
     }
     
     @Override
-    public Structure getStructure(WorldAccess world, int x, int y, int z) {
+    public Structure getStructure(WritableWorld world, int x, int y, int z) {
         return structures.get(structureSelector, x, y, z, world.getSeed());
     }
     
diff --git a/common/addons/config-flora/src/main/java/com/dfsek/terra/addons/flora/flora/gen/TerraFlora.java b/common/addons/config-flora/src/main/java/com/dfsek/terra/addons/flora/flora/gen/TerraFlora.java
index 0553c5302..19ecc9265 100644
--- a/common/addons/config-flora/src/main/java/com/dfsek/terra/addons/flora/flora/gen/TerraFlora.java
+++ b/common/addons/config-flora/src/main/java/com/dfsek/terra/addons/flora/flora/gen/TerraFlora.java
@@ -7,7 +7,7 @@
 
 package com.dfsek.terra.addons.flora.flora.gen;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import net.jafama.FastMath;
 
@@ -27,7 +27,6 @@ import com.dfsek.terra.api.util.collection.MaterialSet;
 import com.dfsek.terra.api.util.collection.ProbabilityCollection;
 import com.dfsek.terra.api.util.vector.Vector3;
 import com.dfsek.terra.api.world.chunk.Chunk;
-import com.dfsek.terra.api.world.access.World;
 
 
 public class TerraFlora implements Structure {
@@ -58,7 +57,7 @@ public class TerraFlora implements Structure {
         });
     }
     
-    private void test(EnumSet<Direction> faces, Direction f, Vector3 b, WorldAccess world) {
+    private void test(EnumSet<Direction> faces, Direction f, Vector3 b, WritableWorld world) {
         if(testRotation.contains(
                 world.getBlockData(b.getBlockX() + f.getModX(), b.getBlockY() + f.getModY(), b.getBlockZ() + f.getModZ()).getBlockType()))
             faces.add(f);
@@ -68,7 +67,7 @@ public class TerraFlora implements Structure {
         return layers.get(FastMath.max(FastMath.min(layer, layers.size() - 1), 0));
     }
     
-    private EnumSet<Direction> getFaces(Vector3 b, WorldAccess world) {
+    private EnumSet<Direction> getFaces(Vector3 b, WritableWorld world) {
         EnumSet<Direction> faces = EnumSet.noneOf(Direction.class);
         test(faces, Direction.NORTH, b, world);
         test(faces, Direction.SOUTH, b, world);
@@ -83,17 +82,17 @@ public class TerraFlora implements Structure {
     }
     
     @Override
-    public boolean generate(Vector3 location, WorldAccess world, Chunk chunk, Random random, Rotation rotation) {
+    public boolean generate(Vector3 location, WritableWorld world, Chunk chunk, Random random, Rotation rotation) {
         return generate(location, world, random, rotation);
     }
     
     @Override
-    public boolean generate(Buffer buffer, WorldAccess world, Random random, Rotation rotation, int recursions) {
+    public boolean generate(Buffer buffer, WritableWorld world, Random random, Rotation rotation, int recursions) {
         return generate(buffer.getOrigin(), world, random, rotation);
     }
     
     @Override
-    public boolean generate(Vector3 location, WorldAccess world, Random random, Rotation rotation) {
+    public boolean generate(Vector3 location, WritableWorld world, Random random, Rotation rotation) {
         boolean doRotation = testRotation.size() > 0;
         int size = layers.size();
         int c = ceiling ? -1 : 1;
diff --git a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/ColumnImpl.java b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/ColumnImpl.java
index 46a5015d7..e669dcf7f 100644
--- a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/ColumnImpl.java
+++ b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/ColumnImpl.java
@@ -12,11 +12,10 @@ import java.util.function.IntConsumer;
 import com.dfsek.terra.api.block.state.BlockState;
 import com.dfsek.terra.api.structure.feature.BinaryColumn;
 import com.dfsek.terra.api.world.access.Column;
-import com.dfsek.terra.api.world.access.World;
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 
-public class ColumnImpl<T extends WorldAccess> implements Column<T> {
+public class ColumnImpl<T extends WritableWorld> implements Column<T> {
     private final int x;
     private final int z;
     private final T world;
diff --git a/common/addons/structure-sponge-loader/src/main/java/com/dfsek/terra/addons/sponge/SpongeStructure.java b/common/addons/structure-sponge-loader/src/main/java/com/dfsek/terra/addons/sponge/SpongeStructure.java
index ec46072a8..89bb66aa3 100644
--- a/common/addons/structure-sponge-loader/src/main/java/com/dfsek/terra/addons/sponge/SpongeStructure.java
+++ b/common/addons/structure-sponge-loader/src/main/java/com/dfsek/terra/addons/sponge/SpongeStructure.java
@@ -7,7 +7,7 @@
 
 package com.dfsek.terra.addons.sponge;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import net.jafama.FastMath;
 
@@ -38,7 +38,7 @@ public class SpongeStructure implements Structure {
     }
     
     @Override
-    public boolean generate(Vector3 location, WorldAccess world, Chunk chunk, Random random, Rotation rotation) {
+    public boolean generate(Vector3 location, WritableWorld world, Chunk chunk, Random random, Rotation rotation) {
         int bX = location.getBlockX();
         int bY = location.getBlockY();
         int bZ = location.getBlockZ();
@@ -61,7 +61,7 @@ public class SpongeStructure implements Structure {
     }
     
     @Override
-    public boolean generate(Buffer buffer, WorldAccess world, Random random, Rotation rotation, int recursions) {
+    public boolean generate(Buffer buffer, WritableWorld world, Random random, Rotation rotation, int recursions) {
         for(int x = 0; x < blocks.length; x++) {
             for(int z = 0; z < blocks[x].length; z++) {
                 Vector2Int r = Vector2Int.of(x, z).rotate(rotation);
@@ -78,7 +78,7 @@ public class SpongeStructure implements Structure {
     }
     
     @Override
-    public boolean generate(Vector3 location, WorldAccess world, Random random, Rotation rotation) {
+    public boolean generate(Vector3 location, WritableWorld world, Random random, Rotation rotation) {
         int bX = location.getBlockX();
         int bY = location.getBlockY();
         int bZ = location.getBlockZ();
diff --git a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedEntity.java b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedEntity.java
index 70fc1c146..ddf9925a4 100644
--- a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedEntity.java
+++ b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedEntity.java
@@ -13,7 +13,7 @@ import com.dfsek.terra.api.entity.EntityType;
 import com.dfsek.terra.api.event.events.world.generation.EntitySpawnEvent;
 import com.dfsek.terra.api.structure.buffer.BufferedItem;
 import com.dfsek.terra.api.util.vector.Vector3;
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 
 public class BufferedEntity implements BufferedItem {
@@ -27,7 +27,7 @@ public class BufferedEntity implements BufferedItem {
     }
     
     @Override
-    public void paste(Vector3 origin, WorldAccess world) {
+    public void paste(Vector3 origin, WritableWorld world) {
         Entity entity = world.spawnEntity(origin.clone().add(0.5, 0, 0.5), type);
         platform.getEventManager().callEvent(new EntitySpawnEvent(entity.world().getConfig().getPack(), entity));
     }
diff --git a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedLootApplication.java b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedLootApplication.java
index 1cad5a68f..3ccfe9c3a 100644
--- a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedLootApplication.java
+++ b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedLootApplication.java
@@ -18,7 +18,7 @@ import com.dfsek.terra.api.structure.LootTable;
 import com.dfsek.terra.api.structure.buffer.BufferedItem;
 import com.dfsek.terra.api.util.vector.Vector3;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -38,7 +38,7 @@ public class BufferedLootApplication implements BufferedItem {
     }
     
     @Override
-    public void paste(Vector3 origin, WorldAccess world) {
+    public void paste(Vector3 origin, WritableWorld world) {
         try {
             BlockEntity data = world.getBlockState(origin);
             if(!(data instanceof Container container)) {
diff --git a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedPulledBlock.java b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedPulledBlock.java
index 6698d966a..471505fc1 100644
--- a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedPulledBlock.java
+++ b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedPulledBlock.java
@@ -10,7 +10,7 @@ package com.dfsek.terra.addons.terrascript.buffer.items;
 import com.dfsek.terra.api.block.state.BlockState;
 import com.dfsek.terra.api.structure.buffer.BufferedItem;
 import com.dfsek.terra.api.util.vector.Vector3;
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 
 public class BufferedPulledBlock implements BufferedItem {
@@ -21,7 +21,7 @@ public class BufferedPulledBlock implements BufferedItem {
     }
     
     @Override
-    public void paste(Vector3 origin, WorldAccess world) {
+    public void paste(Vector3 origin, WritableWorld world) {
         Vector3 mutable = origin.clone();
         while(mutable.getY() > world.getMinHeight()) {
             if(!world.getBlockData(mutable).isAir()) {
diff --git a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedStateManipulator.java b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedStateManipulator.java
index d6e5c00f9..c4a81c9c3 100644
--- a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedStateManipulator.java
+++ b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/buffer/items/BufferedStateManipulator.java
@@ -11,7 +11,7 @@ import com.dfsek.terra.api.block.entity.BlockEntity;
 import com.dfsek.terra.api.structure.buffer.BufferedItem;
 import com.dfsek.terra.api.util.vector.Vector3;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -27,7 +27,7 @@ public class BufferedStateManipulator implements BufferedItem {
     }
     
     @Override
-    public void paste(Vector3 origin, WorldAccess world) {
+    public void paste(Vector3 origin, WritableWorld world) {
         try {
             BlockEntity state = world.getBlockState(origin);
             state.applyState(data);
diff --git a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/StructureScript.java b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/StructureScript.java
index 35c649ac1..2bf90078a 100644
--- a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/StructureScript.java
+++ b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/StructureScript.java
@@ -7,7 +7,7 @@
 
 package com.dfsek.terra.addons.terrascript.script;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import com.google.common.cache.Cache;
 import com.google.common.cache.CacheBuilder;
@@ -138,7 +138,7 @@ public class StructureScript implements Structure {
     
     @Override
     @SuppressWarnings("try")
-    public boolean generate(Vector3 location, WorldAccess world, Chunk chunk, Random random, Rotation rotation) {
+    public boolean generate(Vector3 location, WritableWorld world, Chunk chunk, Random random, Rotation rotation) {
         try(ProfileFrame ignore = platform.getProfiler().profile("terrascript_chunk:" + id)) {
             StructureBuffer buffer = computeBuffer(location, world, random, rotation);
             buffer.paste(location, chunk);
@@ -148,7 +148,7 @@ public class StructureScript implements Structure {
     
     @Override
     @SuppressWarnings("try")
-    public boolean generate(Buffer buffer, WorldAccess world, Random random, Rotation rotation, int recursions) {
+    public boolean generate(Buffer buffer, WritableWorld world, Random random, Rotation rotation, int recursions) {
         try(ProfileFrame ignore = platform.getProfiler().profile("terrascript_recursive:" + id)) {
             return applyBlock(new TerraImplementationArguments(buffer, rotation, random, world, recursions));
         }
@@ -156,7 +156,7 @@ public class StructureScript implements Structure {
     
     @Override
     @SuppressWarnings("try")
-    public boolean generate(Vector3 location, WorldAccess world, Random random, Rotation rotation) {
+    public boolean generate(Vector3 location, WritableWorld world, Random random, Rotation rotation) {
         try(ProfileFrame ignore = platform.getProfiler().profile("terrascript_direct:" + id)) {
             DirectBuffer buffer = new DirectBuffer(location, world);
             return applyBlock(new TerraImplementationArguments(buffer, rotation, random, world, 0));
@@ -171,7 +171,7 @@ public class StructureScript implements Structure {
         }
     }
     
-    private StructureBuffer computeBuffer(Vector3 location, WorldAccess world, Random random, Rotation rotation) {
+    private StructureBuffer computeBuffer(Vector3 location, WritableWorld world, Random random, Rotation rotation) {
         try {
             return cache.get(location, () -> {
                 StructureBuffer buf = new StructureBuffer(location);
diff --git a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/TerraImplementationArguments.java b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/TerraImplementationArguments.java
index bc5ce74ab..4ebac76fb 100644
--- a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/TerraImplementationArguments.java
+++ b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/TerraImplementationArguments.java
@@ -12,19 +12,18 @@ import java.util.Random;
 import com.dfsek.terra.addons.terrascript.parser.lang.ImplementationArguments;
 import com.dfsek.terra.api.structure.buffer.Buffer;
 import com.dfsek.terra.api.util.Rotation;
-import com.dfsek.terra.api.world.access.World;
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 
 public class TerraImplementationArguments implements ImplementationArguments {
     private final Buffer buffer;
     private final Rotation rotation;
     private final Random random;
-    private final WorldAccess world;
+    private final WritableWorld world;
     private final int recursions;
     private boolean waterlog = false;
     
-    public TerraImplementationArguments(Buffer buffer, Rotation rotation, Random random, WorldAccess world, int recursions) {
+    public TerraImplementationArguments(Buffer buffer, Rotation rotation, Random random, WritableWorld world, int recursions) {
         this.buffer = buffer;
         this.rotation = rotation;
         this.random = random;
@@ -56,7 +55,7 @@ public class TerraImplementationArguments implements ImplementationArguments {
         this.waterlog = waterlog;
     }
     
-    public WorldAccess getWorld() {
+    public WritableWorld getWorld() {
         return world;
     }
 }
diff --git a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/functions/CheckFunction.java b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/functions/CheckFunction.java
index 0c1cf9198..ddd474660 100644
--- a/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/functions/CheckFunction.java
+++ b/common/addons/structure-terrascript-loader/src/main/java/com/dfsek/terra/addons/terrascript/script/functions/CheckFunction.java
@@ -7,7 +7,7 @@
 
 package com.dfsek.terra.addons.terrascript.script.functions;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import net.jafama.FastMath;
 
@@ -23,7 +23,6 @@ import com.dfsek.terra.api.Platform;
 import com.dfsek.terra.api.util.RotationUtil;
 import com.dfsek.terra.api.util.vector.Vector2;
 import com.dfsek.terra.api.util.vector.Vector3;
-import com.dfsek.terra.api.world.access.World;
 import com.dfsek.terra.api.world.generator.SamplerCache;
 
 
@@ -70,7 +69,7 @@ public class CheckFunction implements Function<String> {
         return ReturnType.STRING;
     }
     
-    private String apply(Vector3 vector, WorldAccess world) {
+    private String apply(Vector3 vector, WritableWorld world) {
         int y = vector.getBlockY();
         if(y >= world.getMaxHeight() || y < 0) return "AIR";
         SamplerCache cache = world.getConfig().getSamplerCache();
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/structure/Structure.java b/common/api/core/src/main/java/com/dfsek/terra/api/structure/Structure.java
index 72251bbd5..2d5ec7d1b 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/structure/Structure.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/structure/Structure.java
@@ -13,14 +13,14 @@ import com.dfsek.terra.api.structure.buffer.Buffer;
 import com.dfsek.terra.api.util.Rotation;
 import com.dfsek.terra.api.util.StringIdentifiable;
 import com.dfsek.terra.api.util.vector.Vector3;
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 import com.dfsek.terra.api.world.chunk.Chunk;
 
 
 public interface Structure extends StringIdentifiable {
-    boolean generate(Vector3 location, WorldAccess world, Chunk chunk, Random random, Rotation rotation);
+    boolean generate(Vector3 location, WritableWorld world, Chunk chunk, Random random, Rotation rotation);
     
-    boolean generate(Buffer buffer, WorldAccess world, Random random, Rotation rotation, int recursions);
+    boolean generate(Buffer buffer, WritableWorld world, Random random, Rotation rotation, int recursions);
     
-    boolean generate(Vector3 location, WorldAccess world, Random random, Rotation rotation);
+    boolean generate(Vector3 location, WritableWorld world, Random random, Rotation rotation);
 }
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/BufferedItem.java b/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/BufferedItem.java
index 24122341e..24138b7e9 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/BufferedItem.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/BufferedItem.java
@@ -9,12 +9,12 @@ package com.dfsek.terra.api.structure.buffer;
 
 import com.dfsek.terra.api.util.vector.Vector3;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import org.jetbrains.annotations.ApiStatus.Experimental;
 
 
 @Experimental
 public interface BufferedItem {
-    void paste(Vector3 origin, WorldAccess world);
+    void paste(Vector3 origin, WritableWorld world);
 }
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/buffers/DirectBuffer.java b/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/buffers/DirectBuffer.java
index 00ce1c450..5964926c7 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/buffers/DirectBuffer.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/buffers/DirectBuffer.java
@@ -13,7 +13,7 @@ import java.util.Map;
 import com.dfsek.terra.api.structure.buffer.Buffer;
 import com.dfsek.terra.api.structure.buffer.BufferedItem;
 import com.dfsek.terra.api.util.vector.Vector3;
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 import com.dfsek.terra.api.world.chunk.Chunk;
 import com.dfsek.terra.api.world.access.World;
 
@@ -26,10 +26,10 @@ import org.jetbrains.annotations.ApiStatus.Experimental;
 @Experimental
 public class DirectBuffer implements Buffer {
     private final Vector3 origin;
-    private final WorldAccess target;
+    private final WritableWorld target;
     private final Map<Vector3, String> marks = new LinkedHashMap<>();
     
-    public DirectBuffer(Vector3 origin, WorldAccess target) {
+    public DirectBuffer(Vector3 origin, WritableWorld target) {
         this.origin = origin;
         this.target = target;
     }
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/items/BufferedBlock.java b/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/items/BufferedBlock.java
index 96ff1f59e..ab6ff0bac 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/items/BufferedBlock.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/items/BufferedBlock.java
@@ -7,7 +7,7 @@
 
 package com.dfsek.terra.api.structure.buffer.items;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import org.jetbrains.annotations.ApiStatus.Experimental;
 import org.slf4j.Logger;
@@ -37,7 +37,7 @@ public class BufferedBlock implements BufferedItem {
     }
     
     @Override
-    public void paste(Vector3 origin, WorldAccess world) {
+    public void paste(Vector3 origin, WritableWorld world) {
         try {
             BlockState current = world.getBlockData(origin);
             if(overwrite || current.isAir()) {
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/items/Cell.java b/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/items/Cell.java
index 205eb7bbd..ee72b6b18 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/items/Cell.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/structure/buffer/items/Cell.java
@@ -13,7 +13,7 @@ import java.util.List;
 import com.dfsek.terra.api.structure.buffer.BufferedItem;
 import com.dfsek.terra.api.util.vector.Vector3;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 import org.jetbrains.annotations.ApiStatus.Experimental;
 
@@ -24,7 +24,7 @@ public class Cell implements BufferedItem {
     private String mark;
     
     @Override
-    public void paste(Vector3 origin, WorldAccess world) {
+    public void paste(Vector3 origin, WritableWorld world) {
         items.forEach(item -> item.paste(origin.clone(), world));
     }
     
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/structure/feature/Feature.java b/common/api/core/src/main/java/com/dfsek/terra/api/structure/feature/Feature.java
index 72894f277..aeda3bfa4 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/structure/feature/Feature.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/structure/feature/Feature.java
@@ -8,12 +8,11 @@
 package com.dfsek.terra.api.structure.feature;
 
 import com.dfsek.terra.api.structure.Structure;
-import com.dfsek.terra.api.world.access.World;
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 
 public interface Feature {
-    Structure getStructure(WorldAccess world, int x, int y, int z);
+    Structure getStructure(WritableWorld world, int x, int y, int z);
     
     Distributor getDistributor();
     
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/world/access/Column.java b/common/api/core/src/main/java/com/dfsek/terra/api/world/access/Column.java
index 7dc8b43d4..206701a13 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/world/access/Column.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/world/access/Column.java
@@ -16,7 +16,7 @@ import com.dfsek.terra.api.structure.feature.BinaryColumn;
 /**
  * A single vertical column of a world.
  */
-public interface Column<T extends WorldAccess> {
+public interface Column<T extends WritableWorld> {
     int getX();
     
     int getZ();
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/world/access/World.java b/common/api/core/src/main/java/com/dfsek/terra/api/world/access/World.java
index e78534ea1..fef6a659f 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/world/access/World.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/world/access/World.java
@@ -7,16 +7,11 @@
 
 package com.dfsek.terra.api.world.access;
 
-import com.dfsek.terra.api.config.WorldConfig;
-import com.dfsek.terra.api.entity.Entity;
-import com.dfsek.terra.api.entity.EntityType;
 import com.dfsek.terra.api.util.vector.Vector3;
-import com.dfsek.terra.api.world.biome.generation.BiomeProvider;
 import com.dfsek.terra.api.world.chunk.Chunk;
-import com.dfsek.terra.api.world.chunk.generation.ChunkGenerator;
 
 
-public interface World extends WorldAccess {
+public interface World extends WritableWorld {
     Chunk getChunkAt(int x, int z);
     
     default Chunk getChunkAt(Vector3 location) {
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/world/access/WorldAccess.java b/common/api/core/src/main/java/com/dfsek/terra/api/world/access/WritableWorld.java
similarity index 97%
rename from common/api/core/src/main/java/com/dfsek/terra/api/world/access/WorldAccess.java
rename to common/api/core/src/main/java/com/dfsek/terra/api/world/access/WritableWorld.java
index 1585cf989..669b30a79 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/world/access/WorldAccess.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/world/access/WritableWorld.java
@@ -11,7 +11,7 @@ import com.dfsek.terra.api.world.biome.generation.BiomeProvider;
 import com.dfsek.terra.api.world.chunk.generation.ChunkGenerator;
 
 
-public interface WorldAccess extends Handle {
+public interface WritableWorld extends Handle {
     default void setBlockData(Vector3 position, BlockState data, boolean physics) {
         setBlockData(position.getBlockX(), position.getBlockY(), position.getBlockZ(), data, physics);
     }
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/world/chunk/generation/ChunkGenerator.java b/common/api/core/src/main/java/com/dfsek/terra/api/world/chunk/generation/ChunkGenerator.java
index b5dd15f65..cdf136575 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/world/chunk/generation/ChunkGenerator.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/world/chunk/generation/ChunkGenerator.java
@@ -9,7 +9,7 @@ package com.dfsek.terra.api.world.chunk.generation;
 
 import com.dfsek.terra.api.util.vector.integer.Vector3Int;
 
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 import com.dfsek.terra.api.world.chunk.generation.stage.GenerationStage;
 
 import org.jetbrains.annotations.NotNull;
@@ -26,7 +26,7 @@ import com.dfsek.terra.api.world.biome.generation.BiomeProvider;
 
 
 public interface ChunkGenerator {
-    void generateChunkData(@NotNull ProtoChunk chunk, @NotNull WorldAccess world,
+    void generateChunkData(@NotNull ProtoChunk chunk, @NotNull WritableWorld world,
                            int chunkZ, int chunkX);
     Sampler createSampler(int chunkX, int chunkZ, BiomeProvider provider, World world, int elevationSmooth);
     
diff --git a/common/api/core/src/main/java/com/dfsek/terra/api/world/chunk/generation/ProtoWorld.java b/common/api/core/src/main/java/com/dfsek/terra/api/world/chunk/generation/ProtoWorld.java
index 9819a498e..088ba60b1 100644
--- a/common/api/core/src/main/java/com/dfsek/terra/api/world/chunk/generation/ProtoWorld.java
+++ b/common/api/core/src/main/java/com/dfsek/terra/api/world/chunk/generation/ProtoWorld.java
@@ -1,10 +1,10 @@
 package com.dfsek.terra.api.world.chunk.generation;
 
 import com.dfsek.terra.api.world.access.World;
-import com.dfsek.terra.api.world.access.WorldAccess;
+import com.dfsek.terra.api.world.access.WritableWorld;
 
 
-public interface ProtoWorld extends WorldAccess {
+public interface ProtoWorld extends WritableWorld {
     int centerChunkX();
     
     int centerChunkZ();