Call of Duty may have taken over the video game world, but now its zombies are taking over the iPhone. Call of Duty: World at War ZOMBIES is now available on iTunes for $9.99.

The app for iPhone and iPod Touch features the original zombie map “Nacht der Untoten” where players fight fight hordes of zombies in a barricaded bunker.

Game features include:

• Supports up to four players via Wi-Fi/Internet and two players via Bluetooth
• Private or open matchmaking
• Silky smooth 3D environment with all of your favorite guns and power ups
• Three different control schemes
• Full list of unique achievements
• Leaderboard support
• Supports future DLC

Requires iPhone or iPod Touch with OS 2.2.1 or later.