diff --git a/src/main/java/org/ultramine/commands/basic/TechCommands.java b/src/main/java/org/ultramine/commands/basic/TechCommands.java
index 387454d..f388298 100644
--- a/src/main/java/org/ultramine/commands/basic/TechCommands.java
+++ b/src/main/java/org/ultramine/commands/basic/TechCommands.java
@@ -1,5 +1,7 @@
 package org.ultramine.commands.basic;
 
+import java.io.File;
+import java.io.IOException;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.HashMap;
@@ -22,6 +24,7 @@
 import net.minecraft.world.chunk.Chunk;
 import net.minecraftforge.common.DimensionManager;
 
+import org.apache.commons.io.FileUtils;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.ultramine.commands.Command;
@@ -38,6 +41,7 @@
 import org.ultramine.server.chunk.ChunkProfiler;
 import org.ultramine.server.chunk.IChunkLoadCallback;
 import org.ultramine.server.util.BasicTypeParser;
+import org.ultramine.server.util.WarpLocation;
 
 import cpw.mods.fml.common.FMLCommonHandler;
 import cpw.mods.fml.common.eventhandler.SubscribeEvent;
@@ -155,7 +159,7 @@
 			permissions = {"command.technical.multiworld"},
 			syntax = {
 					"[list]",
-					"[load unload goto] <%world>" //No world validation
+					"[load unload hold goto destroy delete] <%world>" //No world validation
 			}
 	)
 	public static void multiworld(CommandContext ctx)
@@ -174,34 +178,77 @@
 		}
 		
 		int dim = ctx.get("world").asInt();
+		WorldServer world = mw.getWorldByID(dim);
 
 		if(!DimensionManager.isDimensionRegistered(dim))
 			ctx.failure("command.multiworld.notregistered");
 		
 		if(ctx.getAction().equals("load"))
 		{
-			if(mw.getWorldByID(dim) != null)
+			if(world != null)
 				ctx.failure("command.multiworld.alreadyloaded");
 			
+			mw.unholdDimension(dim); //if was held
 			DimensionManager.initDimension(dim);
 			ctx.sendMessage("command.multiworld.load.success");
 		}
-		else if(ctx.getAction().equals("unload"))
+		else if(ctx.getAction().equals("unload") || ctx.getAction().equals("hold"))
 		{
-			if(mw.getWorldByID(dim) == null)
+			if(world == null)
 				ctx.failure("command.multiworld.notloaded");
 			
+			movePlayersOut(world);
+			if(ctx.getAction().equals("hold"))
+				mw.holdDimension(dim);
 			DimensionManager.unloadWorld(dim);
-			ctx.sendMessage("command.multiworld.unload.success");
+			ctx.sendMessage("command.multiworld."+ctx.getAction()+".success");
 		}
 		else if(ctx.getAction().equals("goto"))
 		{
-			WorldServer world = mw.getWorldByID(dim);
 			if(world == null)
 				ctx.failure("command.multiworld.notloaded");
 			
 			Teleporter.tpNow(ctx.getSenderAsPlayer(), dim, world.getWorldInfo().getSpawnX(), world.getWorldInfo().getSpawnY(), world.getWorldInfo().getSpawnZ());
 		}
+		else if(ctx.getAction().equals("destroy") || ctx.getAction().equals("delete"))
+		{
+			if(world == null && !ctx.getAction().equals("delete"))
+				ctx.failure("command.multiworld.notloaded");
+			
+			if(world != null)
+			{
+				movePlayersOut(world);
+				mw.destroyWorld(world);
+			}
+			
+			mw.holdDimension(dim);
+			
+			if(ctx.getAction().equals("delete"))
+			{
+				try
+				{
+					FileUtils.cleanDirectory(new File(ctx.getServer().getWorldsDir(), world != null ? mw.getSaveDirName(world) : mw.getNameByID(dim)));
+				}
+				catch(IOException e)
+				{
+					throw new RuntimeException(e);
+				}
+			}
+			ctx.sendMessage("command.multiworld."+ctx.getAction()+".success");
+			
+		}
+	}
+	
+	private static void movePlayersOut(WorldServer world)
+	{
+		WarpLocation spawn = world.func_73046_m().getConfigurationManager().getDataLoader().getWarp("spawn");
+		for(EntityPlayerMP player : GenericIterableFactory.newCastingIterable(world.playerEntities, EntityPlayerMP.class))
+		{
+			if(player.dimension == spawn.dimension)
+				player.playerNetServerHandler.kickPlayerFromServer("The world has been unloaded");
+			else
+				Teleporter.tpNow(player, spawn);
+		}
 	}
 
 	@Command(
diff --git a/src/main/java/org/ultramine/server/MultiWorld.java b/src/main/java/org/ultramine/server/MultiWorld.java
index d8cec88..3e135d3 100644
--- a/src/main/java/org/ultramine/server/MultiWorld.java
+++ b/src/main/java/org/ultramine/server/MultiWorld.java
@@ -60,6 +60,7 @@
 	private final Map<String, WorldServer> nameToWorldMap = new HashMap<String, WorldServer>();
 	private final TIntObjectMap<WorldConfig> dimToConfigMap = new TIntObjectHashMap<WorldConfig>();
 	private final Set<String> backupDirs = new HashSet<String>();
+	private final TIntSet holdDims = new TIntHashSet();
 	private TIntSet isolatedDataDims;
 
 	public MultiWorld(MinecraftServer server)
@@ -229,6 +230,8 @@
 	@SideOnly(Side.SERVER)
 	public void initDimension(int dim)
 	{
+		if(holdDims.contains(dim))
+			return;
 		ISaveFormat format = server.getActiveAnvilConverter();
 		
 		String name = resolveNameForDim(dim);
@@ -443,6 +446,16 @@
 		return players;
 	}
 	
+	public void holdDimension(int dim)
+	{
+		holdDims.add(dim);
+	}
+	
+	public boolean unholdDimension(int dim)
+	{
+		return holdDims.remove(dim);
+	}
+	
 	public WorldServer getWorldByID(int dim)
 	{
 		return dimToWorldMap.get(dim);
diff --git a/src/main/resources/assets/ultramine/lang/en_US.lang b/src/main/resources/assets/ultramine/lang/en_US.lang
index 6f9ecbd..c746b8c 100644
--- a/src/main/resources/assets/ultramine/lang/en_US.lang
+++ b/src/main/resources/assets/ultramine/lang/en_US.lang
@@ -227,13 +227,16 @@
 command.memstat.usage=/memstat
 command.memstat.description=Displays max, current allocated and free memory
 
-command.multiworld.usage=/multiworld <load|unload|goto> <world> or /multiworld list
+command.multiworld.usage=/multiworld <load|unload|hold|destroy|delete|goto> <world> or /multiworld list
 command.multiworld.description=All multiworld commands
 command.multiworld.alreadyloaded=Dimension is already loaded
 command.multiworld.notregistered=Dimension is not registered (not exists)
 command.multiworld.notloaded=Dimension is not loaded
 command.multiworld.load.success=Dimension successfuly loaded
 command.multiworld.unload.success=Dimension successfuly unloaded
+command.multiworld.hold.success=Dimension successfuly unloaded and held
+command.multiworld.destroy.success=Dimension successfuly destroyed
+command.multiworld.delete.success=Dimension successfuly deleted
 command.multiworld.list.head=Dimension list:
 
 command.countentity.usage=/countentity <radius>
diff --git a/src/main/resources/assets/ultramine/lang/ru_RU.lang b/src/main/resources/assets/ultramine/lang/ru_RU.lang
index ba1b334..9af2553 100644
--- a/src/main/resources/assets/ultramine/lang/ru_RU.lang
+++ b/src/main/resources/assets/ultramine/lang/ru_RU.lang
@@ -227,13 +227,16 @@
 command.memstat.usage=/memstat
 command.memstat.description=Displays max, current allocated and free memory
 
-command.multiworld.usage=/multiworld <load|unload|goto> <мир> ИЛИ /multiworld list
+command.multiworld.usage=/multiworld <load|unload|hold|destroy|delete|goto> <мир> ИЛИ /multiworld list
 command.multiworld.description=Все команды MultiWorld
 command.multiworld.alreadyloaded=Измерение уже загружено
 command.multiworld.notregistered=Измерение на зарегистрировано (не существует)
 command.multiworld.notloaded=Измерение не загружено
 command.multiworld.load.success=Измерение загружено
 command.multiworld.unload.success=Измерение выгружено
+command.multiworld.hold.success=Измерение выгружено и заморожено
+command.multiworld.destroy.success=Измерение разрушено
+command.multiworld.delete.success=Измерение удалено
 command.multiworld.list.head=Список измерений:
 
 command.countentity.usage=/countentity <радиус>