ME1: Complete the game on any difficulty

ME1: Complete the majority of the game

ME1: Complete Eden Prime

ME1: Complete Feros

ME1: Complete Noveria

ME1: Complete Virmire

ME1: Complete Ilos

ME1: Become a Spectre

ME1: Locate Dr. T'soni in the Artemis Tau cluster

ME1: Use Charm or Intimidate to resolve an impossible situation

ME1: Accumulate 75% of total possible Paragon or Renegade points

ME1: Complete 5 missions with the Alliance soldier squad member

ME1: Complete 5 missions with the Alliance sentinel squad member

ME1: Complete 5 missions with the krogan squad member

ME1: Complete 5 missions with the turian squad member

ME1: Complete 5 missions with the quarian squad member

ME1: Complete 5 missions with the asari squad member

ME1: Find all primary Alien: Council Races, Extinct Races and Non-Council Races codex entries

ME1: Land on an uncharted world

ME1: Land on 4 uncharted worlds

ME1: Land on 8 uncharted worlds

ME1: Use biotic Lift 25 times

ME1: Use biotic Barrier 25 times

ME1: Use biotic Throw 25 times

ME1: Use biotic Warp 25 times

ME1: Use biotic Singularity 25 times

ME1: Use biotic Stasis 25 times

ME1: Use AI Hacking 25 times

ME1: Use Damping Field 25 times

ME1: Use Shield Overload 25 times

ME1: Use Sabotage 25 times

ME1: Use medi-gel 50 times

ME1: Use Neural Shock 25 times

ME1: Complete the Bring Down the Sky mission.

ME2: Save humanity throughout the galaxy from certain annihilation

ME2: Save your crew from an overwhelming attack

ME2: Return to active duty

ME2: Defend a human colony from attack

ME2: Complete the investigation of a derelict alien vessel

ME2: Use the Omega 4 Relay

ME2: Survive suicide mission

ME2: Keep your team alive through the suicide mission

ME2: Obtain geth technology

ME2: Successfully recruit Archangel

ME2: Successfully recruit the Assassin

ME2: Successfully recruit the biotic Convict

ME2: Successfully recruit the Justicar

ME2: Successfully recruit the krogan

ME2: Successfully recruit the Professor

ME2: Successfully recruit the quarian

ME2: Hack a geth collective

ME2: Gain the loyalty of the krogan

ME2: Gain the loyalty of the Assassin

ME2: Gain the loyalty of the biotic Convict

ME2: Help the Justicar resolve her mission

ME2: Gain the loyalty of Archangel

ME2: Gain the loyalty of the Cerberus Operative

ME2: Gain the loyalty of the Professor

ME2: Gain the loyalty of the Cerberus Officer

ME2: Gain the loyalty of the quarian

ME2: Thresher Maw defeated

ME2: Perform 30 headshot kills with any weapon on humanoid targets

ME2: Incinerate the armor of 25 enemies

ME2: Make 20 enemies scream as they fall or are set on fire

ME2: Disrupt the shields of 25 enemies

ME2: Hit 20 different targets with multiple biotic powers to combine the effects

ME2: Warp the barriers of 25 enemies

ME2: Complete 5 missions discovered by scanning unexplored worlds

ME2: Visit 100% of the planets in an unexplored cluster

ME2: Complete a mission discovered by scanning an unexplored world

ME2: Complete any research project in the Normandy's laboratory

ME2: Fully upgrade a weapon

ME2: Unlock 15 new Mass Effect 2 codex entries

ME2: Evolve any power

ME2: Gain the loyalty of the mercenary

ME2: Gain the loyalty of the thief

ME2: Successfully shut down the rogue VI in Project Overlord

ME2: Confront the Shadow Broker

ME3: Return to active duty

ME3: Chase down an assassin

ME3: Bring a veteran officer aboard

ME3: Destroy an Atlas dropped from orbit

ME3: Explore a lost city

ME3: Survive the swarm

ME3: Sabotage a dreadnought

ME3: Call down an orbital strike

ME3: Disable a group of fighter squadrons

ME3: Win a political stand-off

ME3: Extract ancient technology

ME3: Defeat an old adversary

ME3: Send a warning across the galaxy

ME3: Discover an enemy's monstrous origin

ME3: Stop a Cerberus kidnapping

ME3: Evacuate a scientific facility

ME3: Make the final assault

ME3: Mission accomplished

ME3: Visit a store on the Citadel

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

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

ME3: Modify a weapon

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

ME3: Evolve any of your powers to rank 6

ME3: Escape a Reaper in the galaxy map

ME3: Overload the shields of 100 enemies

ME3: Lift 100 enemies off the ground with powers

ME3: Set 100 enemies on fire with powers

ME3: Kill a brute while it's charging you

ME3: Kill 10 guardians with headshots from the front while their shields are raised

ME3: Hijack an Atlas mech

ME3: Defeat a harvester

ME3: Obtain two non-customizable suits of armor

ME3: Upgrade any weapon to level 10

ME3: Uncover an ancient secret

ME3: Free Omega from Cerberus Occupation

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

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

Complete Mass Effect 1, 2 or 3 on Insanity without changing difficulty

Complete two games in Mass Effect Legendary Edition on Insanity without changing difficulty

Complete all three games in Mass Effect Legendary Edition on Insanity without changing difficulty

Establish a romantic relationship in Mass Effect 1, 2 or 3

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

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

Finish Mass Effect 1, 2 and 3 with the same character

Kill 250 enemies in Mass Effect 1, 2 or 3

Kill 1,000 enemies in Mass Effect 1, 2 or 3

Kill 2,000 enemies in Mass Effect 1, 2 or 3

Kill 100 enemies with melee attacks in Mass Effect 1, 2 or 3