Gain the loyalty of Archangel

Gain the loyalty of the Professor

Thresher Maw defeated

Help the Justicar resolve her mission

Successfully recruit the Justicar

Successfully recruit the Assassin

Successfully recruit the Quarian

Gain the loyalty of the biotic Convict

Visit 100% of the planets in an unexplored cluster

Kill enemies with 5 different heavy weapons during the game

Successfully recruit the Krogan

Gain the loyalty of the thief

Retrieve mineral resources by scanning and probing a planet in the galaxy map