Killing Spree - Kill 5 Helghast in 15 seconds
Kill 5 Helghast in 15 seconds whilst on foot and maintaining at least 85% health
4/5/2009
10:17:07 PM
Rare 39.3%
Elementalslayer - Kill the ArcTrooper within 1 minute 30 seconds
Kill the Tharsis Refinery ArcTrooper in under 1 minute 30 seconds
4/3/2009
7:42:22 PM
Rare 28.2%
Bullet Counter - Manually reload 150 times
Manually reload your weapon 150 times
3/31/2009
11:24:28 PM
Rare 33.1%
Berserker - Kill 25 Helghast with melee attacks
Kill 25 Helghast using melee attacks
3/31/2009
11:02:26 PM
Rare 25.7%
Stormed Peleliu
Establish a beachhead at Peleliu Island on any difficulty. (Solo only)
1/11/2009
7:47:47 PM
Rare 39.0%
Firestarter
Complete a level using only the flamethrower. Melee, grenades & explosives are OK.
1/11/2009
7:31:03 PM
Very Rare 7.5%
Purple Heart
When staring into the face of adversity, show courage and persevere.
1/11/2009
7:29:30 PM
Rare 28.3%
No Safe Place
Burn an enemy out of a tree with the flamethrower in 'Hard Landing'.
1/11/2009
5:55:32 PM
Rare 27.7%