Uno Freak accounts are available. Register as fast as you can to snatch a nickname you want to have! You gain points by playing and winning against other real players (No bots and unregistered players). Your points are saved and shown on the Uno Freak Ranking.

Multiplayer is locked in the demo. You can only play against the AI.

Within Call of Duty HQ, make sure you're in the Modern Warfare III section and select the Modern Warfare Zombies tile. MWZ is exclusive to MWIII, so you must own MWIII to play. Once you've selected the Modern Warfare Zombies tile, you will have an entire menu of MWZ options to wade through.