diff --git a/src/main/java/com/garbagemule/MobArena/ArenaImpl.java b/src/main/java/com/garbagemule/MobArena/ArenaImpl.java
index 2da4cee..f8b6c44 100644
--- a/src/main/java/com/garbagemule/MobArena/ArenaImpl.java
+++ b/src/main/java/com/garbagemule/MobArena/ArenaImpl.java
@@ -642,10 +642,12 @@ public class ArenaImpl implements Arena
 
     @Override
     public void forceEnd() {
-        for (Player p : getAllPlayers()) {
-            playerLeave(p);
+        List<Player> players = getAllPlayers();
+        if (players.isEmpty()) {
+            return;
         }
         
+        players.forEach(this::playerLeave);
         cleanup();
     }