Bare-knuckle Expert
Defeat ten enemies in a row with hand-to-hand combat
11/28/2009
7:03:53 PM
Rare 22.5%
Bloodied
Completed an origin story without the main character ever falling in battle
11/22/2009
5:00:35 PM
Common 74.6%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
11/9/2009
9:53:18 PM
Rare 21.2%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
11/9/2009
9:25:12 PM
Rare 45.1%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
11/9/2009
9:16:00 PM
Rare 39.8%