Flame Grilled
Use a full bar of nitrous in one go in the Lamborghini Sesto Elemento
6/3/2013
11:29:57 PM
Ultra Rare 2.1%
Eye of the Needle
As a Racer, drive through an undamaged Road Block without hitting it
6/3/2013
10:30:59 PM
Common 53.0%
Burnout
Fill the Nitrous bar then use it all in one go without hitting anything
6/3/2013
8:07:55 PM
Common 85.7%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
8/31/2010
11:49:47 PM
Rare 39.8%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
8/4/2010
9:52:55 PM
Rare 21.2%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
7/28/2010
6:48:49 PM
Rare 25.3%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
7/24/2010
4:28:53 PM
Rare 34.5%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
7/24/2010
4:16:21 PM
Rare 33.0%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
7/10/2010
10:59:23 PM
Rare 45.1%
First Day of School
Complete 'S.S.D.D' and 'Team Player' on Veteran Difficulty.
5/4/2010
10:34:28 PM
Very Rare 7.1%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
11/23/2009
10:29:01 PM
Common 54.5%