Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
2/10/2010
7:23:50 AM
Rare 34.5%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
2/6/2010
12:35:22 PM
Rare 39.8%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
2/6/2010
11:33:40 AM
Rare 45.1%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
1/30/2010
5:59:52 AM
Rare 30.0%
The Cleaner
Destroy 10 Military Bases or Infected Hives in New York City.
1/29/2010
6:17:08 AM
Rare 39.4%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
1/26/2010
6:51:21 AM
Common 57.6%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
1/26/2010
6:43:04 AM
Common 54.5%
