Legend
Mission accomplished.
50 ✓ April 29th, 2012
Long Service Medal
Complete Mass Effect 3 twice, or once with a Mass Effect 2 import.
50 ✓ April 29th, 2012
Under Pressure
Uncover an ancient secret.
50 ✓ September 12th, 2012
Arbiter
Win a political stand-off.
25 ✓ April 21st, 2012
Last Witness
Extract ancient technology.
25 ✓ April 23rd, 2012
Executioner
Defeat an old adversary.
25 ✓ April 24th, 2012
Patriot
Make the final assault.
25 ✓ April 29th, 2012
Lost and Found
Dispatch 10 probes to retrieve people or resources in Reaper territory.
25 ✓ April 22nd, 2012
Paramour
Establish or rekindle a romantic relationship.
25 ✓ April 21st, 2012
Focused
Evolve any of your powers to rank 6.
25 ✓ April 18th, 2012
Defender
Attain the highest level of readiness in each theater of war.
25 ✓ April 29th, 2012
Gunsmith
Upgrade any weapon to level 10.
25 ✓ April 30th, 2012
Battle Scarred
Promote a multiplayer character to the Galaxy at War or import an ME3 character.
25 ✓ April 30th, 2012
Freedom Fighter
Find all required intel to help Eden Prime's colonists.
25 ✓ April 30th, 2012
Prothean Expert
Learn more about the Prothean Empire.
25 ✓ April 30th, 2012
No Stone Unturned
Investigate a sinister conspiracy.
25 ✓ September 12th, 2012
Conspiracy Theorist
Use clues to pinpoint the exact location of an objective.
25 ✓ September 9th, 2012
Family Matters
Rescue a civilian from Reaper forces.
25 ✓ September 12th, 2012
Priority Target
Discover a plot against you.
25 ✓ November 13th, 2016
Tour of Duty
Finish all multiplayer maps or all N7 missions in single-player.
20 ✓ April 24th, 2012
Mobilizer
Bring a veteran officer aboard.
15 ✓ April 21st, 2012
World Shaker
Destroy an Atlas dropped from orbit.
15 ✓ April 21st, 2012
Pathfinder
Explore a lost city.
15 ✓ April 21st, 2012
Tunnel Rat
Survive the swarm.
15 ✓ April 21st, 2012
Party Crasher
Sabotage a dreadnought.
15 ✓ April 22nd, 2012
Hard Target
Call down an orbital strike.
15 ✓ April 23rd, 2012
Saboteur
Disable a group of fighter squadrons.
15 ✓ April 22nd, 2012
Well Connected
Send a warning across the galaxy.
15 ✓ April 24th, 2012
Fact Finder
Discover an enemy's monstrous origin.
15 ✓ April 22nd, 2012
Liberator
Stop a Cerberus kidnapping.
15 ✓ April 21st, 2012
Problem Solver
Evacuate a scientific facility.
15 ✓ April 22nd, 2012
Soldier
Kill 1,000 enemies.
15 ✓ April 24th, 2012
Pyromaniac
Set 100 enemies on fire with powers.
15 ✓ April 29th, 2012
Explorer
Complete three multiplayer matches or five N7 missions.
15 ✓ April 24th, 2012
Almost There
Reach level 15 in multiplayer or level 50 in single-player.
15 ✓ April 24th, 2012
Bringer of War
Chase down an assassin.
10 ✓ April 19th, 2012
Shopaholic
Visit a store in the single-player campaign.
10 ✓ April 20th, 2012
A Personal Touch
Modify a weapon.
10 ✓ April 20th, 2012
Recruit
Kill 250 enemies.
10 ✓ April 21st, 2012
Bruiser
Kill 100 enemies with melee attacks.
10 ✓ April 22nd, 2012
Untouchable
Escape a Reaper in the galaxy map.
10 ✓ April 23rd, 2012
Eye of the Hurricane
Kill a brute while it's charging you.
10 ✓ April 29th, 2012
Mail Slot
Kill 10 guardians with headshots from the front while their shields are raised.
10 ✓ April 23rd, 2012
Giant Killer
Defeat a harvester.
10 ✓ April 22nd, 2012
Always Prepared
Obtain two non-customizable suits of armor.
10 ✓ April 21st, 2012
Driven
Return to active duty.
5 ✓ April 18th, 2012
Enlisted
Start a character in multiplayer or customize a character in single-player.
5 ✓ April 18th, 2012
Tourist
Complete one multiplayer match or two N7 missions.
5 ✓ April 22nd, 2012
Insanity
Finish the game on Insanity without changing difficulty after leaving Earth.
75 
Master and Commander
Deliver most of the Galaxy at War assets to the final conflict.
50 
Unwavering
Finish all multiplayer maps on Gold or all single-player missions on Insanity.
50 
Talon
Find the Talon leader.
50 
Meticulous
Complete all the Command Center side-missions on Omega.
50 
Last Resort
Stop an out-of-control scheme before it's too late.
50 
The One and Only
Defeat a group of Spectre-level opponents on Normal, Hardcore, or Insanity.
50 
Combined Arms
Perform any combination of 50 biotic combos or tech bursts.
25 
Veteran
Kill 5,000 enemies.
25 
Peak Condition
Reach level 20 in multiplayer or level 60 in single-player.
25 
Savior
Free Omega from Cerberus Occupation.
25 
High Society
Go undercover to follow a lead.
25 
Team Player
Infiltrate an enemy stronghold with your crew.
25 
Technical Issues
Investigate a strange occurrence in the combat simulator.
25 
Simulated Hero
Score 9999 points in the combat simulator on Normal, Hardcore, or Insanity.
25 
Overload Specialist
Overload the shields of 100 enemies.
15 
Sky High
Lift 100 enemies off the ground with powers.
15 
King of the Castle
Win a prize at one of the arcade games.
15 
Hijacker
Hijack an Atlas mech.
10 
Perfect Host
Throw a party for your friends.
10