Kill a brute while it's charging you.

Complete one multiplayer match or two N7 missions.

Dispatch 10 probes to retrieve people or resources in Reaper territory.

Complete each of the epilogue missions unlocked after the credits roll.

Modify a weapon.

Visit a store in the single-player campaign.

Evolve any of your powers to rank 6.

Start a character in multiplayer or customize a character in single-player.

Complete Mass Effect 2 twice, or complete it once with a character imported from Mass Effect 1

Use the Omega 4 Relay

Open the Temple Door and learn Desmond's fate.

Complete Sequence 11.

Complete Sequence 10.