Start out on your Cooper adventure

Collect a single coin

Complete Mass Effect 3 twice, or once with a Mass Effect 2 import.

Make the final assault.

Defeat an old adversary.

Send a warning across the galaxy.

Finish all multiplayer maps or all N7 missions in single-player.

Complete three multiplayer matches or five N7 missions.

Deliver most of the Galaxy at War assets to the final conflict.

Reach level 15 in multiplayer or level 50 in single-player.

Evacuate a scientific facility.

Establish or rekindle a romantic relationship.

Explore a lost city.