Kongregate free online game Boxhead: 2Play Rooms - Play with your friend against the zombies or make your friend the enemy!. Boxhead 2Play Rooms Controls | fullscreen. Arrow keys: Move; /: Fire/Use;: Previous weapon.: Next weapon; Select weapon; P: Pause. Play Boxhead games online. Boxhead is a game series where you have to kill Boxhead zombies with cool weapons! Hours of intense zombie killing gaming Boxhead The Zombie Wars · Play Boxhead The Nightmare · Boxhead 2Play Rooms. The game play is beautiful, so smooth and seriously addictive. Sei der oder die Erste! Herzlich willkommen auf Spielen. Ok, few new things in this game: Army of the Damned Mature Content.