Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
8/7/2011
9:05:14 PM
Rare 34.5%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
8/7/2011
7:37:10 PM
Rare 45.1%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
8/7/2011
7:29:05 PM
Rare 39.8%
Old Faithful
Kill 400 enemies with assault rifles, submachine guns or shotguns
7/27/2011
9:54:39 PM
Rare 43.1%
Not So Bad After All
Tie up 15 enemy combatants instead of executing them
7/27/2011
12:31:15 PM
Rare 16.6%
