Kill a brute while it's charging you.
Upgrade any weapon to level 10.
Promote a multiplayer character to the Galaxy at War or import an ME3 character.
Mission accomplished.
Complete Mass Effect 3 twice, or once with a Mass Effect 2 import.
Make the final assault.
Kill 1,000 enemies.
Defeat an old adversary.
Hijack an Atlas mech.
Obtain two non-customizable suits of armor.
Start a character in multiplayer or customize a character in single-player.
Extract ancient technology.
Complete three multiplayer matches or five N7 missions.
Call down an orbital strike.
Disable a group of fighter squadrons.
Reach level 15 in multiplayer or level 50 in single-player.
Sabotage a dreadnought.
Perform any combination of 50 biotic combos or tech bursts.
Dispatch 10 probes to retrieve people or resources in Reaper territory.
Evacuate a scientific facility.
Establish or rekindle a romantic relationship.
Discover an enemy's monstrous origin.
Win a political stand-off.
Explore a lost city.
Set 100 enemies on fire with powers.
Kill 10 guardians with headshots from the front while their shields are raised.
Defeat a harvester.
Complete one multiplayer match or two N7 missions.
Survive the swarm.
Kill 250 enemies.
Escape a Reaper in the galaxy map.
Destroy an Atlas dropped from orbit.
Stop a Cerberus kidnapping.
Bring a veteran officer aboard.
Evolve any of your powers to rank 6.
Modify a weapon.
Visit a store in the single-player campaign.
Chase down an assassin.
Return to active duty.
Send a warning across the galaxy.
Deliver most of the Galaxy at War assets to the final conflict.
Finish the game on Insanity without changing difficulty after leaving Earth.
Kill 5,000 enemies.
Kill 100 enemies with melee attacks.
Attain the highest level of readiness in each theater of war.
Overload the shields of 100 enemies.
Lift 100 enemies off the ground with powers.
Finish all multiplayer maps or all N7 missions in single-player.
Reach level 20 in multiplayer or level 60 in single-player.
Finish all multiplayer maps on Gold or all single-player missions on Insanity.
Find all required intel to help Eden Prime's colonists.
Learn more about the Prothean Empire.
Investigate a sinister conspiracy.
Uncover an ancient secret.
Use clues to pinpoint the exact location of an objective.
Rescue a civilian from Reaper forces.
Free Omega from Cerberus Occupation.
Find the Talon leader.
Complete all the Command Center side-missions on Omega.
Discover a plot against you.
Go undercover to follow a lead.
Infiltrate an enemy stronghold with your crew.
Stop an out-of-control scheme before it's too late.
Throw a party for your friends.
Win a prize at one of the arcade games.
Investigate a strange occurrence in the combat simulator.
Score 9999 points in the combat simulator on Normal, Hardcore, or Insanity.
Defeat a group of Spectre-level opponents on Normal, Hardcore, or Insanity.
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