Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
11/21/2009
8:18:59 PM
Rare 34.5%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
11/14/2009
12:32:35 AM
Rare 25.3%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
11/13/2009
11:58:03 PM
Common 57.6%
