Spent 10 consecutive days on one island

Cook crab meat

Complete the tutorial

Craft a stone tool

ME3: Mission accomplished.

ME3: Defeat an old adversary.

ME3: Uncover an ancient secret.

ME3: Stop an out-of-control scheme before it's too late.

ME3: Call down an orbital strike.

ME3: Obtain two non-customizable suits of armor.

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

ME3: Free Omega from Cerberus Occupation.

ME3: Discover an enemy's monstrous origin.