Make the final assault.

Kill 10 guardians with headshots from the front while their shields are raised.

Win a prize at one of the arcade games.

Infiltrate an enemy stronghold with your crew.

Go undercover to follow a lead.

Send a warning across the galaxy.

Obtain two non-customizable suits of armor.

Uncover an ancient secret.

Investigate a sinister conspiracy.

Learn more about the Prothean Empire.

Perform any combination of 50 biotic combos or tech bursts.

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

Disable a group of fighter squadrons.