No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
12/14/2009
10:46:04 PM
Rare 25.3%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
11/10/2009
5:11:55 PM
Rare 39.8%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
11/10/2009
4:09:22 PM
Rare 45.1%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
11/10/2009
2:55:49 PM
Common 57.6%