That was easy!
Win in under 20 seconds of the 1st round against a COM UFC Fighter in Exhibition or Career Mode.
7/14/2009
5:32:30 PM
Rare 16.3%
Berserker - Kill 25 Helghast with melee attacks
Kill 25 Helghast using melee attacks
6/26/2009
2:15:42 PM
Rare 25.7%
Master Conductor - Electrocute 3 Helghast
Electrocute 3 Helghast with a single burst from the VC5 Electricity Gun
6/24/2009
3:41:05 PM
Rare 21.9%
Elementalslayer - Kill the ArcTrooper within 1 minute 30 seconds
Kill the Tharsis Refinery ArcTrooper in under 1 minute 30 seconds
6/24/2009
3:37:50 PM
Rare 28.2%
Safety First - Shoot off 100 helmets
Shoot off 100 Helghast helmets during battle
6/17/2009
4:46:01 AM
Rare 35.9%
Barrel of Death - Kill 3 Helghast using your environment
Kill 3 Helghast at once using the surrounding environment
6/17/2009
4:28:14 AM
Rare 25.3%
Defensive Fighter - Kill 30 Helghast with an emplaced weapon
Kill 30 Helghast using the StA3 fixed gun emplacement
6/17/2009
1:33:55 AM
Rare 45.1%
Ultimate Submission
From the gassed state, Submit an opponent in any mode.
6/15/2009
2:28:00 PM
Rare 22.7%