The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
8/28/2010
12:03:34 AM
Rare 30.0%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
8/27/2010
11:21:55 PM
Rare 45.1%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
11/25/2009
2:07:19 AM
Rare 39.8%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
11/14/2009
3:02:14 AM
Common 57.6%
Weapon of Minor Destruction
Kill no more than one zombie with a nuke. (Map Pack 2 only)
6/26/2009
3:39:06 AM
Very Rare 7.0%
Stabbed in the Heart
Complete all missions on the Eastern Front on any difficulty. (Solo only)
1/24/2009
5:27:45 AM
Rare 29.0%