diff --git a/Plugin/pom.xml b/Plugin/pom.xml
index 3fe72f07..c905e57c 100644
--- a/Plugin/pom.xml
+++ b/Plugin/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>com.lishid</groupId>
   <artifactId>orebfuscator</artifactId>
-  <version>4.2.0-SNAPSHOT</version>
+  <version>4.2.1-SNAPSHOT</version>
   <packaging>jar</packaging>
 
   <name>Orebfuscator4</name>
diff --git a/Plugin/src/main/java/com/lishid/orebfuscator/commands/OrebfuscatorCommandExecutor.java b/Plugin/src/main/java/com/lishid/orebfuscator/commands/OrebfuscatorCommandExecutor.java
index 449941cd..fcacbe45 100644
--- a/Plugin/src/main/java/com/lishid/orebfuscator/commands/OrebfuscatorCommandExecutor.java
+++ b/Plugin/src/main/java/com/lishid/orebfuscator/commands/OrebfuscatorCommandExecutor.java
@@ -18,10 +18,16 @@
 
 import java.io.IOException;
 
+import net.md_5.bungee.api.ChatColor;
+
+import org.bukkit.Bukkit;
+import org.bukkit.Material;
+import org.bukkit.World;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 
+import com.lishid.orebfuscator.DeprecatedMethods;
 import com.lishid.orebfuscator.Orebfuscator;
 import com.lishid.orebfuscator.cache.ObfuscatedDataCache;
 
@@ -91,29 +97,35 @@ else if (args[0].equalsIgnoreCase("enable") || args[0].equalsIgnoreCase("disable
             if (args[0].equalsIgnoreCase("enable") && args.length == 1) {
                 Orebfuscator.configManager.setEnabled(true);
                 Orebfuscator.message(sender, "Enabled.");
+                return true;
             }
 
             else if (args[0].equalsIgnoreCase("disable") && args.length == 1) {
                 Orebfuscator.configManager.setEnabled(false);
                 Orebfuscator.message(sender, "Disabled.");
+                return true;
             }
 
             else if (args.length > 1) {
                 if (args[1].equalsIgnoreCase("op")) {
                 	Orebfuscator.configManager.setNoObfuscationForOps(data);
                     Orebfuscator.message(sender, "Ops No-Obfuscation " + (data ? "enabled" : "disabled") + ".");
+                    return true;
                 }
                 else if (args[1].equalsIgnoreCase("perms") || args[1].equalsIgnoreCase("permissions")) {
                 	Orebfuscator.configManager.setNoObfuscationForPermission(data);
                     Orebfuscator.message(sender, "Permissions No-Obfuscation " + (data ? "enabled" : "disabled") + ".");
+                    return true;
                 }
                 else if (args[1].equalsIgnoreCase("cache")) {
                 	Orebfuscator.configManager.setUseCache(data);
                     Orebfuscator.message(sender, "Cache " + (data ? "enabled" : "disabled") + ".");
+                    return true;
                 }
                 else if (args[1].equalsIgnoreCase("notification")) {
                 	Orebfuscator.configManager.setLoginNotification(data);
                     Orebfuscator.message(sender, "Login Notification " + (data ? "enabled" : "disabled") + ".");
+                    return true;
                 }
             }
         }
@@ -121,6 +133,7 @@ else if (args[1].equalsIgnoreCase("notification")) {
         else if (args[0].equalsIgnoreCase("reload")) {
             Orebfuscator.instance.reloadOrebfuscatorConfig();
             Orebfuscator.message(sender, "Reload complete.");
+            return true;
         }
 
         else if (args[0].equalsIgnoreCase("status")) {
@@ -150,6 +163,8 @@ else if (args[0].equalsIgnoreCase("status")) {
             
             Orebfuscator.message(sender, "Worlds: " + (worlds.equals("") ? "None" : worlds));
             Orebfuscator.message(sender, "Use worlds as: " + (Orebfuscator.config.getDefaultWorld().isEnabled() ? "Blacklist" : "Whitelist"));
+            
+            return true;
         }
 
         else if (args[0].equalsIgnoreCase("clearcache")) {
@@ -159,8 +174,50 @@ else if (args[0].equalsIgnoreCase("clearcache")) {
 			} catch (IOException e) {
 				e.printStackTrace();
 			}
+            
+            return true;
+        }
+        
+        else if (args[0].equalsIgnoreCase("obfuscateblocks")) {
+        	if(args.length == 1) {
+        		Orebfuscator.message(sender, ChatColor.RED + "World is required parameter.");
+        	} else {
+	        	String worldName = args[1];
+	        	World world = Bukkit.getWorld(worldName);
+	        	
+	        	if(world == null) {
+	        		Orebfuscator.message(sender, ChatColor.RED + "Specified world is not found.");
+	        	} else {
+	        		if(args.length > 2) {
+	        			Material material = Material.getMaterial(args[2]);
+	        			
+	        			if(material == null) {
+	        				Orebfuscator.message(sender, ChatColor.RED + "Specified material is not found.");
+	        			} else {	        			
+		        			int materialId = DeprecatedMethods.getMaterialId(material);
+		        			
+		        			if(Orebfuscator.configManager.getWorld(world).isObfuscated(materialId))
+		        				Orebfuscator.message(sender, material.name() + ": " + ChatColor.GREEN + "obfuscate");
+		        			else
+		        				Orebfuscator.message(sender, material.name() + ": " + ChatColor.RED + "not obfuscate");
+	        			}
+	        		} else {
+		        		boolean[] blocks = Orebfuscator.configManager.getWorld(world).getObfuscateAndProximityBlocks();
+		        		
+		        		Orebfuscator.message(sender, ChatColor.GREEN + "Obfuscate blocks:");
+		        		
+		        		for(int i = 0; i < blocks.length; i++) {
+		        			if(blocks[i]) {
+		        				Orebfuscator.message(sender, " - " + DeprecatedMethods.getMaterial(i).name());
+		        			}
+		        		}
+	        		}
+	        	}
+        	}
+        	
+        	return true;
         }
         
-        return true;
+        return false;
     }
 }
\ No newline at end of file
diff --git a/Plugin/src/main/java/com/lishid/orebfuscator/config/WorldConfig.java b/Plugin/src/main/java/com/lishid/orebfuscator/config/WorldConfig.java
index 6b02a4f1..b8b84b35 100644
--- a/Plugin/src/main/java/com/lishid/orebfuscator/config/WorldConfig.java
+++ b/Plugin/src/main/java/com/lishid/orebfuscator/config/WorldConfig.java
@@ -172,6 +172,10 @@ private void setObfuscateAndProximityBlocks() {
     	}
     }
     
+    public boolean[] getObfuscateAndProximityBlocks() {
+    	return this.obfuscateAndProximityBlocks;
+    }
+    
     public boolean[] getDarknessBlocks() {
     	return this.darknessBlocks;
     }
diff --git a/Plugin/src/main/java/com/lishid/orebfuscator/config/WorldReader.java b/Plugin/src/main/java/com/lishid/orebfuscator/config/WorldReader.java
index 6ca66a35..77ef2a64 100644
--- a/Plugin/src/main/java/com/lishid/orebfuscator/config/WorldReader.java
+++ b/Plugin/src/main/java/com/lishid/orebfuscator/config/WorldReader.java
@@ -15,10 +15,12 @@
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import org.bukkit.Material;
 import org.bukkit.configuration.ConfigurationSection;
 import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.plugin.java.JavaPlugin;
 
+import com.lishid.orebfuscator.DeprecatedMethods;
 import com.lishid.orebfuscator.utils.Globals;
 
 public class WorldReader {
@@ -102,7 +104,7 @@ private WorldConfig readWorldByType(Set<String> keys, WorldType worldType, World
     				world.setDefaults();
     			}
     			
-    			world = readWorld(worldPath, world, worldType == WorldType.Default);
+    			world = readWorld(worldPath, world, worldType, worldType == WorldType.Default);
     			break;
     		}
     	}
@@ -140,7 +142,7 @@ private void readWorldsByName(String worldPath) {
 			String key = name.toLowerCase();
 			
 			if(!this.worlds.containsKey(key)) {
-				this.worlds.put(key, readWorld(worldPath, null, false));
+				this.worlds.put(key, readWorld(worldPath, null, WorldType.Default, false));
 			}
 		}
     }
@@ -170,7 +172,7 @@ private List<WorldType> parseWorldTypes(List<String> types) {
     	return parsedTypes;
     }
 	
-	private WorldConfig readWorld(String worldPath, WorldConfig cfg, boolean withSave) {
+	private WorldConfig readWorld(String worldPath, WorldConfig cfg, WorldType worldType, boolean withSave) {
 		if(cfg == null) {
 			cfg = new WorldConfig();
 		}
@@ -183,6 +185,20 @@ private WorldConfig readWorld(String worldPath, WorldConfig cfg, boolean withSav
 	    Integer mode1Block = this.materialReader.getMaterialIdByPath(worldPath + ".Mode1Block", cfg.getMode1BlockId(), withSave);
 		Integer[] randomBlocks = this.materialReader.getMaterialIdsByPath(worldPath + ".RandomBlocks", cfg.getRandomBlocks(), withSave);
 		boolean[] obfuscateBlocks = readBlockMatrix(cfg.getObfuscateBlocks(), cfg.getObfuscateBlockIds(), worldPath + ".ObfuscateBlocks", withSave);
+		
+		switch(worldType) {
+		case Normal:
+			obfuscateBlocks[DeprecatedMethods.getMaterialId(Material.STONE)] = true;
+			break;
+		case TheEnd:
+			obfuscateBlocks[DeprecatedMethods.getMaterialId(Material.ENDER_STONE)] = true;
+			break;
+		case Nether:
+			obfuscateBlocks[DeprecatedMethods.getMaterialId(Material.NETHERRACK)] = true;
+			break;
+		default:
+			break;
+		}
 
 		readProximityHider(worldPath, cfg, withSave);
 
@@ -277,7 +293,7 @@ private WorldConfig createDefaultWorld(String worldPath) {
         WorldConfig world = new WorldConfig();
         world.setDefaults();
         
-	    return readWorld(worldPath, world, true);
+	    return readWorld(worldPath, world, WorldType.Default, true);
 	}
 	
 	private WorldConfig createNormalWorld(String worldPath) {
@@ -294,8 +310,6 @@ private WorldConfig createNormalWorld(String worldPath) {
 		
 		setBlockValues(obfuscateBlocks, obfuscateBlockIds, false);
 		
-		obfuscateBlocks[1] = true;
-		
 		WorldConfig cfg = new WorldConfig();
 		cfg.setObfuscateBlocks(obfuscateBlocks);
 		cfg.setRandomBlocks(randomBlocks);
@@ -318,8 +332,6 @@ private WorldConfig createEndWorld(String worldPath) {
 		
 		setBlockValues(obfuscateBlocks, obfuscateBlockIds, false);
 		
-		obfuscateBlocks[121] = true;
-		
 		WorldConfig cfg = new WorldConfig();
 		cfg.setRandomBlocks(randomBlocks);
 		cfg.setObfuscateBlocks(obfuscateBlocks);
@@ -342,8 +354,6 @@ private WorldConfig createNetherWorld(String worldPath) {
 		
 		setBlockValues(obfuscateBlocks, obfuscateBlockIds, false);
 		
-		obfuscateBlocks[87] = true;
-		
 		WorldConfig cfg = new WorldConfig();
 		cfg.setRandomBlocks(randomBlocks);
 		cfg.setObfuscateBlocks(obfuscateBlocks);
diff --git a/Plugin/src/main/java/com/lishid/orebfuscator/obfuscation/Calculations.java b/Plugin/src/main/java/com/lishid/orebfuscator/obfuscation/Calculations.java
index 99583975..195973fc 100644
--- a/Plugin/src/main/java/com/lishid/orebfuscator/obfuscation/Calculations.java
+++ b/Plugin/src/main/java/com/lishid/orebfuscator/obfuscation/Calculations.java
@@ -158,7 +158,7 @@ private static byte[] obfuscate(ChunkData chunkData, Player player, ArrayList<Bl
 	                                }
 	                            }
 	                        }
-	
+	                        
 	                        // Check if the block should be obfuscated because of proximity check
 	                        if (!obfuscate && proximityHider.isEnabled() && proximityHider.isProximityObfuscated(y, blockState.id)) {
                             	BlockCoord block = new BlockCoord(x, y, z);