Chamber Full of Death
Kill 5+ Hybrids at once by using the HE .44 Magnum secondary fire
12/1/2012
8:02:23 PM
Rare 27.2%
Medusa
Freeze 5 enemies at once and destroy them with a blast of the Cryogun's secondary fire
12/1/2012
4:04:10 PM
Very Rare 8.5%
From the Hip
Kill 50 enemies with the Bullseye or Marksman while moving, without using zoom
11/28/2012
8:59:08 PM
Rare 48.0%
Calm Under Pressure
Defeat the Brawler in the Post Office in under 2 minutes
11/28/2012
8:58:47 PM
Rare 43.0%
R.I.P. Jordan Shepherd
Defeat Daedalus; complete the single player Campaign.
11/27/2012
6:08:37 PM
Rare 33.8%
I See You
Kill 50 enemies through solid matter with the Auger in the single player Campaign.
11/25/2012
6:57:02 PM
Rare 37.4%
Explosives Expert
Get 150 kills with the Carbine 40mm, LAARK, or frag grenade in the single player Campaign.
11/24/2012
1:42:08 PM
Rare 18.7%
Pyromaniac
Set 100 enemies on fire with the Bellock, air fuel grenade, spider grenade, or environmental hazard in the single player Campaign.
11/24/2012
12:25:30 PM
Very Rare 6.4%