Successfully shut down the rogue VI in Project Overlord

Help the Justicar resolve her mission

Gain the loyalty of the Cerberus Operative

Complete 5 missions discovered by scanning unexplored worlds

Gain the loyalty of the mercenary ("Cerberus Pack" downloadable content)

Gain the loyalty of the Professor

Gain the loyalty of the krogan

Gain the loyalty of the Assassin

Complete the investigation of a derelict alien vessel

Fully upgrade a weapon

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

Shoot and kill 20 enemies while they're knocked back by a punch

Disrupt the shields of 25 enemies