Knock-knock
Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.
12/18/2010
2:59:58 PM
Rare 15.2%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
12/18/2010
2:13:36 PM
Rare 45.1%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
10/31/2010
7:35:20 PM
Rare 34.5%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
10/31/2010
7:25:58 PM
Rare 33.0%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
10/31/2010
7:06:33 PM
Rare 12.6%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
10/31/2010
1:52:04 PM
Rare 39.8%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
10/9/2010
2:25:39 PM
Rare 21.2%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
10/8/2010
10:39:36 PM
Common 57.6%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
10/8/2010
10:38:57 PM
Common 54.5%