Carpe Diem
Escape the mountain safe house. Complete "Persona Non Grata" on any difficulty.
12/29/2011
10:40:39 PM
Rare 47.6%
Wet Work
Take back New York Harbor. Complete "Hunter Killer" on any difficulty.
12/29/2011
10:24:51 PM
Common 50.7%
Too Big to Fail
Destroy the Jamming Tower. Complete "Black Tuesday" on any difficulty.
12/29/2011
10:12:16 PM
Common 53.7%
Back in the Fight
Start the Single Player Campaign on any difficulty.
12/29/2011
9:52:09 PM
Common 62.2%
Birdie
Kill 2 enemy helicopters without getting hit in a Special Ops Survival game.
12/23/2011
5:00:32 AM
Rare 29.2%
One Giant Leap
In Moon, become trapped in the Receiving Area and free yourself through resurrection in co-op.
10/27/2011
12:27:41 AM
Ultra Rare 0.7%
Small Consolation
In Shangri-La, use the 31-79 JGb215 on each type of zombie.
8/18/2011
1:16:58 AM
Ultra Rare 0.6%
Blinded By the Fright
In Shangri-La, kill a Shrieker zombie while blinded by it.
7/31/2011
7:31:05 PM
Ultra Rare 3.4%
Zomb Disposal
In Shangri-La, dispose of a Napalm zombie without it harming any players.
7/31/2011
7:30:02 PM
Ultra Rare 3.0%