Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
12/23/2009
11:27:58 PM
Rare 34.5%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
12/23/2009
10:18:43 PM
Rare 45.1%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
12/23/2009
9:06:06 PM
Rare 25.3%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
12/23/2009
8:44:54 PM
Common 57.6%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
12/23/2009
8:38:46 PM
Common 54.5%
Killing Machine
Score 10,000 kills in ranked matches in online Competitive mode.
8/28/2009
9:37:27 PM
Ultra Rare 0.7%
R.I.P. Jordan Shepherd
Defeat Daedalus; complete the single player Campaign.
3/14/2009
12:04:07 AM
Rare 33.8%
Pyromaniac
Set 100 enemies on fire with the Bellock, air fuel grenade, spider grenade, or environmental hazard in the single player Campaign.
3/11/2009
11:30:51 PM
Very Rare 6.4%
Berserker
Use every berserk at least once in online Competitive mode.
3/7/2009
6:28:53 PM
Ultra Rare 1.2%
Explosives Expert
Get 150 kills with the Carbine 40mm, LAARK, or frag grenade in the single player Campaign.
3/1/2009
1:20:10 AM
Rare 18.7%
Sharpshooter
Get 30 headshots while scoped in with the Fareye or Marksman in the single player Campaign.
3/1/2009
12:39:53 AM
Rare 31.1%
I See You
Kill 50 enemies through solid matter with the Auger in the single player Campaign.
3/1/2009
12:03:35 AM
Rare 37.4%
Specter Officer
Reach max level with one class in the Cooperative campaign.
2/14/2009
5:49:27 PM
Ultra Rare 2.3%
Pincushion
Get 50 kills with the Hedgehog in the single player Campaign.
2/14/2009
2:39:46 AM
Very Rare 8.5%
Point Man
Earn 1 million XP from ranked games in online Competitive mode.
12/27/2008
6:35:45 PM
Ultra Rare 2.1%