The Price of War
Complete the single player campaign on Hardened or Veteran Difficulty.
12/12/2009
5:04:11 PM
Very Rare 5.8%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
12/9/2009
5:36:53 PM
Rare 34.5%
Grenade Hangman
Defeat ten enemies with grenades by aiming while hanging
11/29/2009
7:10:28 PM
Very Rare 9.1%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
11/18/2009
9:56:48 PM
Rare 25.3%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
11/15/2009
10:09:23 PM
Rare 33.0%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
11/13/2009
5:33:07 PM
Rare 45.1%