Xbox 360 Action48 out of 48
Made Us Whole
Complete the game on any difficulty setting
Xbox 36041 out of 68
Long Service Medal
Complete Mass Effect 3 twice, or once with a Mass Effect 2 import.
Xbox 360 Action3 out of 12
Successfully complete a Hardware Crack in any single player mode.
Xbox 360 Action32 out of 69
Customize a PERSONA (Multiplayer).
Xbox 360 Action34 out of 50
At Home in the Dark
Finish all chapters in New Game on any difficulty
Xbox 360 Action4 out of 12
Secure the Ballistics
Rescue the president's daughter, Ashley. Afterwards, the real fun begins.
Xbox 360 Action20 out of 50
Continue playing to unlock this secret achievement.
Xbox 360 Action6 out of 50
Resurrection of Order
Story clear episode 16.
Xbox 36061 out of 62
Reach Level 30 with one character
Xbox 36015 out of 49
Search and Rescue
Locate Dr. T'soni in the Artemis Tau cluster
Xbox 360 Action31 out of 44
Locate all the skulls hidden throughout the campaign.
Xbox 360 Action39 out of 82
Welcome To Zeta
Completed "RAAM's Shadow" in Standard Campaign.
Xbox 360 Action1 out of 50
Practice Makes Perfect
Inflict a total of 1000 damage in Practice in Offline Mode.
Xbox 36014 out of 65
Become a partner in a Deep Roads expedition.