Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
5/27/2013
5:19:06 AM
Rare 34.5%
Operational Asset
Earn all 3 stars in at least 5 different Special Op missions.
5/27/2013
3:56:50 AM
Very Rare 9.7%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
5/26/2013
6:00:12 AM
Common 57.6%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
5/26/2013
5:55:40 AM
Rare 25.3%
