Dirty Trick
Defeat an enemy by throwing an object at him while he’s already down.
4/10/2011
7:24:30 AM
Common 60.3%
The Collector
Buy every weapon off the walls in a single Zombies game.
2/2/2011
3:38:24 AM
Ultra Rare 1.6%
Laser Burn
Successfully complete a Hardware Crack in any single player mode.
1/22/2011
4:39:21 AM
Common 80.7%
Stormed the Core!
Successfully complete a System Override hack in any single player mode.
1/22/2011
4:35:04 AM
Common 83.4%
Trace Element
Successfully complete a Trace Route hack in any single player mode.
1/22/2011
4:30:08 AM
Common 88.1%
