Elementalslayer - Kill the ArcTrooper within 1 minute 30 seconds
Kill the Tharsis Refinery ArcTrooper in under 1 minute 30 seconds
3/7/2009
5:09:45 PM
Rare 28.2%
Killing Spree - Kill 5 Helghast in 15 seconds
Kill 5 Helghast in 15 seconds whilst on foot and maintaining at least 85% health
3/7/2009
3:02:29 PM
Rare 39.3%
Palette
Use the grass as your canvas and paint the ground with three different colors.
3/4/2009
7:43:14 PM
Rare 18.9%
Berserker - Kill 25 Helghast with melee attacks
Kill 25 Helghast using melee attacks
3/3/2009
9:16:32 PM
Rare 25.7%
Safety First - Shoot off 100 helmets
Shoot off 100 Helghast helmets during battle
3/3/2009
9:00:24 PM
Rare 35.9%
Dragonslayer - Destroy the ATAC within 1 minute 30 seconds
Destroy the Salamun Bridge ATAC in under 1 minute 30 seconds
3/1/2009
3:15:56 PM
Rare 20.0%
Bullet Counter - Manually reload 150 times
Manually reload your weapon 150 times
3/1/2009
2:22:54 PM
Rare 33.1%
Fragmartyr - Kill 2 Helghast whilst taking your own life
Kill 2 Helghast at once and take your own life using a single frag grenade
3/1/2009
10:43:15 AM
Very Rare 5.4%
Barrel of Death - Kill 3 Helghast using your environment
Kill 3 Helghast at once using the surrounding environment
2/28/2009
1:23:41 PM
Rare 25.3%
Unproportional
Make BOY's body grow thicker while keeping his head small.
2/26/2009
9:41:06 PM
Rare 19.0%