diff --git a/core/src/main/java/mc/core/world/Block.java b/core/src/main/java/mc/core/world/Block.java
deleted file mode 100644
index 44b2f98..0000000
--- a/core/src/main/java/mc/core/world/Block.java
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2018-04-15
- */
-package mc.core.world;
-
-import mc.core.Location;
-
-public interface Block {
-    Location getLocation();
-    void setLocation(Location location);
-
-    int getType();
-    void setType(int value);
-
-    int getMetadata();
-    void setMetadata(int value);
-
-    int getLight();
-    void setLight(int value);
-}
diff --git a/core/src/main/java/mc/core/world/Chunk.java b/core/src/main/java/mc/core/world/Chunk.java
index e3d681d..cbc3957 100644
--- a/core/src/main/java/mc/core/world/Chunk.java
+++ b/core/src/main/java/mc/core/world/Chunk.java
@@ -6,9 +6,6 @@ package mc.core.world;
 
 /* 16x256x16 */
 public interface Chunk {
-    Block getBlock(int x, int y, int z);
-    void setBlock(Block block);
-
     int getBlockType(int x, int y, int z);
     void setBlockType(int x, int y, int z, int type);
 
@@ -20,4 +17,10 @@ public interface Chunk {
 
     int getSkyLight(int x, int y, int z);
     void setSkyLight(int x, int y, int z, int lightLevel);
+
+    int getAddition(int x, int y, int z);
+    void setAddition(int x, int y, int z, int value);
+
+    int getBiome(int x, int y, int z);
+    void setBiome(int x, int y, int z, int value);
 }