ME3: Defeat a group of Spectre-level opponents on Normal, Hardcore, or Insanity.

ME3: Send a warning across the galaxy.

ME3: Deliver most of the Galaxy at War assets to the final conflict.

ME3: Disable a group of fighter squadrons.

ME3: Free Omega from Cerberus Occupation.

ME3: Obtain two non-customizable suits of armor.

Establish or rekindle a romantic relationship in two games in Mass Effect Legendary Edition

ME3: Overload the shields of 100 enemies.

ME3: Uncover an ancient secret.

ME3: Hijack an Atlas mech.

ME3: Defeat a harvester.

ME3: Lift 100 enemies off the ground with powers.