Killing Spree - Kill 5 Helghast in 15 seconds
Kill 5 Helghast in 15 seconds whilst on foot and maintaining at least 85% health
3/18/2009
8:57:39 PM
Rare 39.3%
Master Conductor - Electrocute 3 Helghast
Electrocute 3 Helghast with a single burst from the VC5 Electricity Gun
3/18/2009
8:56:06 PM
Rare 21.9%
Barrel of Death - Kill 3 Helghast using your environment
Kill 3 Helghast at once using the surrounding environment
3/18/2009
12:26:11 AM
Rare 25.3%
Giantslayer - Kill the Heavy within 1 minute
Kill the Blood Meridian heavy in under 1 minute
3/17/2009
10:34:49 PM
Rare 32.3%
Specter Officer
Reach max level with one class in the Cooperative campaign.
3/9/2009
11:30:54 PM
Ultra Rare 2.3%
R.I.P. Jordan Shepherd
Defeat Daedalus; complete the single player Campaign.
2/17/2009
11:12:37 PM
Rare 33.8%
Explosives Expert
Get 150 kills with the Carbine 40mm, LAARK, or frag grenade in the single player Campaign.
2/17/2009
6:41:38 PM
Rare 18.7%
Sharpshooter
Get 30 headshots while scoped in with the Fareye or Marksman in the single player Campaign.
2/14/2009
5:31:40 AM
Rare 31.1%
Nowhere to Hide
Tag and kill 30 enemies with the Bullseye secondary fire in the single player Campaign.
2/13/2009
8:41:29 PM
Rare 15.4%
Talk To The Hand
Use the Auger force barrier to stop 150 incoming enemy shots in the single player Campaign.
2/13/2009
4:28:12 AM
Rare 38.5%
