Hospital Bill Through the Roof
Complete Mission 6 (Any Difficulty Level)
6/15/2011
7:48:18 PM
Rare 26.4%
Weapons Specialist
Fully Upgrade All Stats Of Any Weapon In Campaign Mode
6/6/2011
6:55:04 PM
Rare 42.2%
The Collector
Buy every weapon off the walls in a single Zombies game.
4/24/2011
11:41:08 PM
Ultra Rare 1.6%