ME2: Gain the loyalty of the krogan

ME2: Gain the loyalty of the Cerberus Operative

ME2: Hit 20 different targets with multiple biotic powers to combine the effects

ME2: Gain the loyalty of the biotic Convict

ME2: Warp the barriers of 25 enemies

ME2: Gain the loyalty of the Cerberus Officer

ME2: Visit 100% of the planets in an unexplored cluster

ME2: Evolve any power

ME2: Successfully recruit the krogan

ME2: Gain the loyalty of the thief

ME2: Successfully shut down the rogue VI in Project Overlord

ME2: Complete a mission discovered by scanning an unexplored world

ME2: Successfully recruit Archangel