Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
12/18/2010
6:42:05 PM
Rare 15.2%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
12/10/2010
4:02:43 AM
Rare 21.2%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
12/8/2010
3:39:54 AM
Very Rare 9.7%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
11/26/2010
4:17:18 AM
Rare 25.3%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
11/20/2010
3:52:23 PM
Rare 34.5%
It Goes to Eleven
Earn at least 1 star in 11 different Special Op missions.
10/23/2010
7:37:10 PM
Rare 17.0%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
5/2/2010
6:44:01 PM
Rare 39.8%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
3/14/2010
2:52:39 AM
Rare 45.1%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
2/28/2010
5:18:10 PM
Rare 12.6%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
2/28/2010
2:41:23 AM
Common 57.6%
