Operative
Complete a mission discovered by scanning an unexplored world
5/15/2011
2:39:27 AM
Common 60.2%
Prospector
Retrieve mineral resources by scanning and probing a planet in the galaxy map
5/15/2011
2:19:12 AM
Common 70.4%
Giantslayer - Kill the Heavy within 1 minute
Kill the Blood Meridian heavy in under 1 minute
5/4/2011
10:53:21 PM
Rare 32.3%
Safety First - Shoot off 100 helmets
Shoot off 100 Helghast helmets during battle
5/2/2011
10:18:53 PM
Rare 35.9%
Taste of your own Medicine
TK Impale a live Slasher to a surface using a Slasher's arm - it must stick to the surface
4/18/2011
11:39:18 PM
Rare 40.8%
Clean Cut
Sever all three tentacles of a Lurker with one Line Gun Primary Fire shot (single player only)
4/14/2011
11:18:14 PM
Rare 21.7%
Frozen in Time
Kill 50 Necromorphs while they are in Stasis (single player only)
4/13/2011
11:42:18 PM
Rare 28.0%