ME3: Disable a group of fighter squadrons.

ME3: Free Omega from Cerberus Occupation.

ME3: Overload the shields of 100 enemies.

ME3: Lift 100 enemies off the ground with powers.

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

ME3: Win a political stand-off.

ME3: Explore a lost city.

ME3: Dispatch 10 probes to retrieve people or resources in Reaper territory.

ME3: Perform any combination of 50 biotic combos or tech bursts.

ME3: Defeat a harvester.

ME3: Escape a Reaper in the galaxy map.

ME3: Bring a veteran officer aboard.