Birdie
Kill 2 enemy helicopters without getting hit in a Special Ops Survival game.
11/11/2011
12:40:59 AM
Rare 29.2%
Too Big to Fail
Destroy the Jamming Tower. Complete "Black Tuesday" on any difficulty.
11/10/2011
6:18:30 AM
Common 53.7%
Back in the Fight
Start the Single Player Campaign on any difficulty.
11/10/2011
5:57:45 AM
Common 62.2%
Ground Control
In Moon, prevent each excavator from breaching the base in one game.
10/15/2011
9:43:53 PM
Ultra Rare 0.2%
Cryogenic Slumber Party
In Moon, complete Richtofen's grand scheme.
10/13/2011
2:04:20 AM
Ultra Rare 0.9%
Calm Under Pressure
Defeat the Brawler in the Post Office in under 2 minutes
10/4/2011
4:01:21 AM
Rare 43.0%
From the Hip
Kill 50 enemies with the Bullseye or Marksman while moving, without using zoom
10/4/2011
3:23:28 AM
Rare 48.0%
Fully Armed and Operational
In Moon, acquire 3 pack-a-punched weapons at the same time.
10/2/2011
7:20:52 AM
Ultra Rare 0.7%