Lucifer's Accountant
Beat any song with a final score which is evenly divisible by 6 (Quickplay+)
12/25/2011
3:38:27 AM
Common 62.7%
50/50
Complete a Special Ops Mission Mode game with the same number of kills as your partner.
12/23/2011
1:09:42 PM
Very Rare 7.1%
The Big Apple
Complete "Black Tuesday" and "Hunter Killer" on Veteran difficulty.
12/23/2011
12:12:55 AM
Ultra Rare 4.1%
Diamond in the Rough
Rescue the Russian President. Complete "Down the Rabbit Hole" on any difficulty.
12/22/2011
10:56:33 PM
Rare 31.7%
Bad First Date
Find the girl. Complete "Scorched Earth" on any difficulty.
12/22/2011
10:38:06 PM
Rare 32.3%
Storm the Castle
Discover Makarov's next move. Complete "Stronghold" on any difficulty.
12/22/2011
10:21:41 PM
Rare 33.3%
Vive la Révolution!
Reach the church. Complete "Eye of the Storm" on any difficulty.
12/22/2011
9:48:34 PM
Rare 34.8%
We'll Always Have Paris
Escape Paris with Volk. Complete "Iron Lady" on any difficulty.
12/22/2011
9:32:50 PM
Rare 35.9%