- Incineration Specialist
ME2: Incinerate the armor of 25 enemies
- Overload Specialist
ME2: Disrupt the shields of 25 enemies
- Tactician
ME2: Hit 20 different targets with multiple biotic powers to combine the effects
- Warp Specialist
ME2: Warp the barriers of 25 enemies
- Mobilizer
ME3: Bring a veteran officer aboard.
- World Shaker
ME3: Destroy an Atlas dropped from orbit.
- Pathfinder
ME3: Explore a lost city.
- Tunnel Rat
ME3: Survive the swarm.
- Party Crasher
ME3: Sabotage a dreadnought.
- Hard Target
ME3: Call down an orbital strike.
- Saboteur
ME3: Disable a group of fighter squadrons.
- Arbiter
ME3: Win a political stand-off.
- Last Witness
ME3: Extract ancient technology.
- Executioner
ME3: Defeat an old adversary.
- Well Connected
ME3: Send a warning across the galaxy.
- Fact Finder
ME3: Discover an enemy's monstrous origin.
- Liberator
ME3: Stop a Cerberus kidnapping.
- Problem Solver
ME3: Evacuate a scientific facility.
- Patriot
ME3: Make the final assault.
- Legend
ME3: Mission accomplished.
- Shopaholic
ME3: Visit a store in the single-player campaign.
- Master and Commander
ME3: Deliver most of the Galaxy at War assets to the final conflict.
- Lost and Found
ME3: Dispatch 10 probes to retrieve people or resources in Reaper territory.
- Combined Arms
ME3: Perform any combination of 50 biotic combos or tech bursts.
- Untouchable
ME3: Escape a Reaper in the galaxy map.
- Shield Breaker
ME3: Overload the shields of 100 enemies.
- Sky High
ME3: Lift 100 enemies off the ground with powers.
- Pyromaniac
ME3: Set 100 enemies on fire with powers.
- Eye of the Hurricane
ME3: Kill a brute while it's charging you.
- Mail Slot
ME3: Kill 10 guardians with headshots from the front while their shields are raised.
- Hijacker
ME3: Hijack an Atlas mech.
- Giant Killer
ME3: Defeat a harvester.
- Always Prepared
ME3: Obtain two non-customizable suits of armor.
- Gunsmith
ME3: Upgrade any weapon to level 10.
Locked - 2 guides
- Under Pressure
ME3: Uncover an ancient secret.
- Savior
ME3: Free Omega from Cerberus Occupation.
- Last Resort
ME3: Stop an out-of-control scheme before it's too late.
- The One and Only
ME3: Defeat a group of Spectre-level opponents on Normal, Hardcore, or Insanity.
- Insanity I
Complete Mass Effect 1, 2 or 3 on Insanity without changing difficulty
- Insanity II
Complete two games in Mass Effect Legendary Edition on Insanity without changing difficulty
- Insanity III
Complete all three games in Mass Effect Legendary Edition on Insanity without changing difficulty
- Paramour II
Establish or rekindle a romantic relationship in two games in Mass Effect Legendary Edition
- Paramour III
Establish or rekindle a romantic relationship in all three games in Mass Effect Legendary Edition
- Long Service Medal
Finish Mass Effect 1, 2 and 3 with the same character
- Bruiser
Kill 100 enemies with melee attacks in Mass Effect 1, 2 or 3