Tactician
Hit 20 different targets with multiple biotic powers to combine the effects
4/17/2011
10:02:00 PM
Very Rare 8.7%
The Ultimate Sacrifice
Complete the Arrival DLC ("Arrival" downloadable content)
4/17/2011
8:58:33 AM
Rare 10.3%
Last Stand
Survive all five waves in the battle for Object Rho ("Arrival" downloadable content)
4/17/2011
8:18:49 AM
Very Rare 5.1%
Covert Action
Rescue Dr. Amanda Kenson without attracting hostile attention ("Arrival" downloadable content)
4/17/2011
7:38:13 AM
Ultra Rare 4.9%
Mission Accomplished
Save humanity throughout the galaxy from certain annihilation
4/17/2011
4:48:18 AM
Rare 45.3%
Insanity
Complete the game on the "Insanity" difficulty level without changing the setting
4/17/2011
4:48:04 AM
Ultra Rare 3.9%
Long Service Medal
Complete Mass Effect 2 twice, or complete it once with a character imported from Mass Effect 1
4/17/2011
4:47:42 AM
Rare 31.0%
Digital Exorcist
Successfully shut down the rogue VI in Project Overlord
4/16/2011
3:01:07 AM
Common 52.2%
Master at Arms
Kill enemies with 5 different heavy weapons during the game
4/13/2011
12:57:52 AM
Rare 28.1%
