diff --git a/src/io/github/dre2n/dungeonsxl/command/PlayCommand.java b/src/io/github/dre2n/dungeonsxl/command/PlayCommand.java
index a2b1a3e5..adea0235 100644
--- a/src/io/github/dre2n/dungeonsxl/command/PlayCommand.java
+++ b/src/io/github/dre2n/dungeonsxl/command/PlayCommand.java
@@ -4,6 +4,7 @@ import io.github.dre2n.dungeonsxl.dungeon.Dungeon;
 import io.github.dre2n.dungeonsxl.dungeon.WorldConfig;
 import io.github.dre2n.dungeonsxl.dungeon.EditWorld;
 import io.github.dre2n.dungeonsxl.dungeon.game.GameWorld;
+import io.github.dre2n.dungeonsxl.event.dgroup.DGroupCreateEvent;
 import io.github.dre2n.dungeonsxl.file.DMessages.Messages;
 import io.github.dre2n.dungeonsxl.player.DGroup;
 import io.github.dre2n.dungeonsxl.player.DPlayer;
@@ -92,6 +93,16 @@ public class PlayCommand extends DCommand {
 		
 		DGroup dGroup = new DGroup(player, identifier, multiFloor);
 		
+		DGroupCreateEvent event = new DGroupCreateEvent(dGroup, player, DGroupCreateEvent.Cause.COMMAND);
+		
+		if (event.isCancelled()) {
+			dGroup = null;
+		}
+		
+		if (dGroup == null) {
+			return;
+		}
+		
 		if (dGroup.getGameWorld() == null) {
 			dGroup.setGameWorld(GameWorld.load(DGroup.getByPlayer(player).getMapName()));
 		}
diff --git a/src/io/github/dre2n/dungeonsxl/command/TestCommand.java b/src/io/github/dre2n/dungeonsxl/command/TestCommand.java
index 8fb9567e..23cee7cf 100644
--- a/src/io/github/dre2n/dungeonsxl/command/TestCommand.java
+++ b/src/io/github/dre2n/dungeonsxl/command/TestCommand.java
@@ -3,6 +3,7 @@ package io.github.dre2n.dungeonsxl.command;
 import io.github.dre2n.dungeonsxl.dungeon.Dungeon;
 import io.github.dre2n.dungeonsxl.dungeon.EditWorld;
 import io.github.dre2n.dungeonsxl.dungeon.game.GameWorld;
+import io.github.dre2n.dungeonsxl.event.dgroup.DGroupCreateEvent;
 import io.github.dre2n.dungeonsxl.file.DMessages.Messages;
 import io.github.dre2n.dungeonsxl.player.DGroup;
 import io.github.dre2n.dungeonsxl.player.DPlayer;
@@ -68,6 +69,16 @@ public class TestCommand extends DCommand {
 		
 		DGroup dGroup = new DGroup(player, identifier, multiFloor);
 		
+		DGroupCreateEvent event = new DGroupCreateEvent(dGroup, player, DGroupCreateEvent.Cause.COMMAND);
+		
+		if (event.isCancelled()) {
+			dGroup = null;
+		}
+		
+		if (dGroup == null) {
+			return;
+		}
+		
 		if (dGroup.getGameWorld() == null) {
 			dGroup.setGameWorld(GameWorld.load(DGroup.getByPlayer(player).getMapName()));
 		}
diff --git a/src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupCreateEvent.java b/src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupCreateEvent.java
index a018d5ae..4c82b0d4 100644
--- a/src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupCreateEvent.java
+++ b/src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupCreateEvent.java
@@ -8,14 +8,25 @@ import org.bukkit.event.HandlerList;
 
 public class DGroupCreateEvent extends DGroupEvent implements Cancellable {
 	
+	public enum Cause {
+		
+		COMMAND,
+		GROUP_SIGN,
+		CUSTOM;
+		
+	}
+	
 	private static final HandlerList handlers = new HandlerList();
 	private boolean cancelled;
 	
 	private Player creator;
 	
-	public DGroupCreateEvent(DGroup dGroup, Player creator) {
+	private Cause cause;
+	
+	public DGroupCreateEvent(DGroup dGroup, Player creator, Cause cause) {
 		super(dGroup);
 		this.creator = creator;
+		this.cause = cause;
 	}
 	
 	/**
@@ -33,6 +44,21 @@ public class DGroupCreateEvent extends DGroupEvent implements Cancellable {
 		this.creator = creator;
 	}
 	
+	/**
+	 * @return the cause
+	 */
+	public Cause getCause() {
+		return cause;
+	}
+	
+	/**
+	 * @param cause
+	 * the cause to set
+	 */
+	public void setCause(Cause cause) {
+		this.cause = cause;
+	}
+	
 	@Override
 	public HandlerList getHandlers() {
 		return handlers;
diff --git a/src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupJoinGameWorldEvent.java b/src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupStartFloorEvent.java
similarity index 86%
rename from src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupJoinGameWorldEvent.java
rename to src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupStartFloorEvent.java
index 1e658d62..1dc9d1c0 100644
--- a/src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupJoinGameWorldEvent.java
+++ b/src/io/github/dre2n/dungeonsxl/event/dgroup/DGroupStartFloorEvent.java
@@ -6,14 +6,14 @@ import io.github.dre2n.dungeonsxl.player.DGroup;
 import org.bukkit.event.Cancellable;
 import org.bukkit.event.HandlerList;
 
-public class DGroupJoinGameWorldEvent extends DGroupEvent implements Cancellable {
+public class DGroupStartFloorEvent extends DGroupEvent implements Cancellable {
 	
 	private static final HandlerList handlers = new HandlerList();
 	private boolean cancelled;
 	
 	private GameWorld gameWorld;
 	
-	public DGroupJoinGameWorldEvent(DGroup dGroup, GameWorld gameWorld) {
+	public DGroupStartFloorEvent(DGroup dGroup, GameWorld gameWorld) {
 		super(dGroup);
 		this.gameWorld = gameWorld;
 	}
diff --git a/src/io/github/dre2n/dungeonsxl/listener/PlayerListener.java b/src/io/github/dre2n/dungeonsxl/listener/PlayerListener.java
index 7728f68f..0fc1f541 100644
--- a/src/io/github/dre2n/dungeonsxl/listener/PlayerListener.java
+++ b/src/io/github/dre2n/dungeonsxl/listener/PlayerListener.java
@@ -6,6 +6,7 @@ import io.github.dre2n.dungeonsxl.dungeon.DLootInventory;
 import io.github.dre2n.dungeonsxl.dungeon.EditWorld;
 import io.github.dre2n.dungeonsxl.dungeon.game.GameChest;
 import io.github.dre2n.dungeonsxl.dungeon.game.GameWorld;
+import io.github.dre2n.dungeonsxl.event.dgroup.DGroupCreateEvent;
 import io.github.dre2n.dungeonsxl.file.DMessages;
 import io.github.dre2n.dungeonsxl.file.DMessages.Messages;
 import io.github.dre2n.dungeonsxl.global.DPortal;
@@ -47,7 +48,7 @@ import org.bukkit.scheduler.BukkitRunnable;
 
 public class PlayerListener implements Listener {
 	
-	DungeonsXL plugin = DungeonsXL.getPlugin();
+	static DungeonsXL plugin = DungeonsXL.getPlugin();
 	DMessages dMessages = plugin.getDMessages();
 	
 	@EventHandler(priority = EventPriority.HIGH)
@@ -464,6 +465,16 @@ public class PlayerListener implements Listener {
 			
 			DGroup dGroup = new DGroup(player, plugin.getMainConfig().getTutorialDungeon(), false);
 			
+			DGroupCreateEvent createEvent = new DGroupCreateEvent(dGroup, player, DGroupCreateEvent.Cause.GROUP_SIGN);
+			
+			if (createEvent.isCancelled()) {
+				dGroup = null;
+			}
+			
+			if (dGroup == null) {
+				continue;
+			}
+			
 			if (dGroup.getGameWorld() == null) {
 				dGroup.setGameWorld(GameWorld.load(DGroup.getByPlayer(player).getMapName()));
 				dGroup.getGameWorld().setTutorial(true);
diff --git a/src/io/github/dre2n/dungeonsxl/player/DGroup.java b/src/io/github/dre2n/dungeonsxl/player/DGroup.java
index 415803e6..479416e4 100644
--- a/src/io/github/dre2n/dungeonsxl/player/DGroup.java
+++ b/src/io/github/dre2n/dungeonsxl/player/DGroup.java
@@ -3,6 +3,7 @@ package io.github.dre2n.dungeonsxl.player;
 import io.github.dre2n.dungeonsxl.DungeonsXL;
 import io.github.dre2n.dungeonsxl.dungeon.Dungeon;
 import io.github.dre2n.dungeonsxl.dungeon.game.GameWorld;
+import io.github.dre2n.dungeonsxl.event.dgroup.DGroupStartFloorEvent;
 import io.github.dre2n.dungeonsxl.file.DMessages.Messages;
 import io.github.dre2n.dungeonsxl.global.GroupSign;
 import io.github.dre2n.dungeonsxl.requirement.Requirement;
@@ -239,6 +240,12 @@ public class DGroup {
 	}
 	
 	public void startGame() {
+		DGroupStartFloorEvent event = new DGroupStartFloorEvent(this, gameWorld);
+		
+		if (event.isCancelled()) {
+			return;
+		}
+		
 		playing = true;
 		gameWorld.startGame();
 		floorCount++;
diff --git a/src/io/github/dre2n/dungeonsxl/player/DPlayer.java b/src/io/github/dre2n/dungeonsxl/player/DPlayer.java
index 2936d5f3..28689ceb 100644
--- a/src/io/github/dre2n/dungeonsxl/player/DPlayer.java
+++ b/src/io/github/dre2n/dungeonsxl/player/DPlayer.java
@@ -6,6 +6,8 @@ import io.github.dre2n.dungeonsxl.dungeon.WorldConfig;
 import io.github.dre2n.dungeonsxl.dungeon.DLootInventory;
 import io.github.dre2n.dungeonsxl.dungeon.EditWorld;
 import io.github.dre2n.dungeonsxl.dungeon.game.GameWorld;
+import io.github.dre2n.dungeonsxl.event.dgroup.DGroupFinishDungeonEvent;
+import io.github.dre2n.dungeonsxl.event.dgroup.DGroupFinishFloorEvent;
 import io.github.dre2n.dungeonsxl.file.DMessages;
 import io.github.dre2n.dungeonsxl.file.DMessages.Messages;
 import io.github.dre2n.dungeonsxl.reward.Reward;
@@ -306,6 +308,13 @@ public class DPlayer {
 		} else if (specifiedFloor != null) {
 			newFloor = specifiedFloor;
 		}
+		
+		DGroupFinishFloorEvent event = new DGroupFinishFloorEvent(dGroup, dGroup.getGameWorld(), newFloor);
+		
+		if (event.isCancelled()) {
+			return;
+		}
+		
 		dGroup.removeUnplayedFloor(dGroup.getMapName());
 		dGroup.setMapName(newFloor);
 		GameWorld gameWorld = GameWorld.load(newFloor);
@@ -342,6 +351,12 @@ public class DPlayer {
 			}
 		}
 		
+		DGroupFinishDungeonEvent event = new DGroupFinishDungeonEvent(dGroup);
+		
+		if (event.isCancelled()) {
+			return;
+		}
+		
 		for (Player player : dGroup.getPlayers()) {
 			DPlayer dPlayer = getByPlayer(player);
 			dPlayer.leave();