Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
9/27/2010
5:51:50 PM
Common 57.6%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
9/27/2010
5:47:12 PM
Rare 25.3%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
9/23/2010
6:40:43 PM
Common 54.5%