ME2: Return to active duty

ME1: Use Neural Shock 25 times

Complete Mass Effect 1, 2 or 3 on Insanity without changing difficulty

ME1: Complete Ilos

ME1: Complete Virmire

Kill 1,000 enemies in Mass Effect 1, 2 or 3

ME1: Complete the majority of the game

ME1: Use AI Hacking 25 times

ME1: Use biotic Singularity 25 times

ME1: Use medi-gel 50 times

ME1: Use biotic Lift 25 times

Kill 250 enemies in Mass Effect 1, 2 or 3

ME1: Complete 5 missions with the asari squad member