Acquire all trophies
Complete Mass Effect 2 twice, or complete it once with a character imported from Mass Effect 1
Keep your team alive through the suicide mission
Reach Level 30 with one character
Complete the game on the "Insanity" difficulty level without changing the setting
Survive all five waves in the battle for Object Rho ("Arrival" downloadable content)
Save humanity throughout the galaxy from certain annihilation
Survive suicide mission
Use the Omega 4 Relay
Successfully pursue a relationship with a teammate
Hack a geth collective
Obtain geth technology
Gain the loyalty of the biotic Convict
Fully upgrade a weapon
Confront the Shadow Broker
Gain the loyalty of the thief
Help the Justicar resolve her mission
Gain the loyalty of the Assassin
Gain the loyalty of the quarian
Complete the Arrival DLC ("Arrival" downloadable content)
Rescue Dr. Amanda Kenson without attracting hostile attention ("Arrival" downloadable content)
Gain the loyalty of Archangel
Successfully recruit the Assassin
Warp the barriers of 25 enemies
Complete 5 missions discovered by scanning unexplored worlds
Successfully recruit the Quarian
Shoot and kill 20 enemies while they're knocked back by a punch
Gain the loyalty of the mercenary ("Cerberus Pack" downloadable content)
Kill enemies with 5 different heavy weapons during the game
Complete the investigation of a derelict alien vessel
Gain the loyalty of the Professor
Incinerate the armor of 25 enemies
Gain the loyalty of the krogan
Thresher Maw defeated
Gain the loyalty of the Cerberus Operative
Successfully recruit the Justicar
Hit 20 different targets with multiple biotic powers to combine the effects
Gain the loyalty of the Cerberus Officer
Disrupt the shields of 25 enemies
Defend a human colony from attack
Evolve any power
Successfully recruit Archangel
Obtain 10 technology upgrades
Successfully shut down the rogue VI in Project Overlord
Collect 6 Cerberus data packets scattered across Aite
Successfully recruit the biotic Convict
Successfully recruit the Krogan
Unlock 15 new Mass Effect 2 codex entries
Visit 100% of the planets in an unexplored cluster
Complete a mission discovered by scanning an unexplored world
Perform 30 headshot kills with any weapon on humanoid targets
Retrieve mineral resources by scanning and probing a planet in the galaxy map
Complete any research project in the Normandy's laboratory
Successfully recruit the Professor
Make 20 enemies scream as they fall or are set on fire
View all advanced combat training videos at Shepard's private terminal.
Personalize your armor
Return to active duty
Save your crew from an overwhelming attack