

SS soldiers who have become zombies attempt to infiltrate the bunker and attack the players, and the players must defend themselves in the process. The game's setting originally takes place in a German bunker (Nacht der Untoten) during World War II from the viewpoint of a US Marine. A sequel to the game, Call of Duty: Black Ops – Zombies, has been published by Activision. It also came with the three other maps, Verrückt, Shi No Numa, and Der Riese. The game allowed for multiplayer cooperative gameplay locally via an ad hoc Wi-Fi or Bluetooth network, or globally via the internet.

The game was released worldwide for iPhone on November 16, 2009, and for iPad on April 1, 2010. It was a spin-off of the Call of Duty series, and based on the Zombies mode of Call of Duty: World at War. Call of Duty: World at War – Zombies (also known as simply Call of Duty: Zombies) was a first-person shooter video game developed by Ideaworks Game Studio, and published by Activision for iOS.
