Zombieville USA 2 is a fun zombie shooter that allows for 2-player co-op via Gamecenter or Bluetooth. You can partner with a friend to blast through levels full of zombies. Whether you play alone or with a friend, you earn cash that you can apply toward different characters, weapons, and upgrades.
Zombieville USA 2 co-op mode is fun whether you have 5 minutes or an hour to kill.
iTunes page $0.99