Bronze A Personal Touch
Modify a weapon.
Bronze Almost There
Reach level 15 in multiplayer or level 50 in single-player.
Bronze Always Prepared
Obtain two non-customizable suits of armor.
Win a political stand-off.
Promote a multiplayer character to the Galaxy at War or import an ME3 character.
Bronze Bringer of War
Chase down an assassin.
Kill 100 enemies with melee attacks.
Attain the highest level of readiness in each theater of war.
Return to active duty.
Start a character in multiplayer or customize a character in single-player.
Defeat an old adversary.
Complete three multiplayer matches or five N7 missions.
Bronze Eye of the Hurricane
Kill a brute while it's charging you.
Bronze Fact Finder
Discover an enemy's monstrous origin.
Evolve any of your powers to rank 6.
Bronze Giant Killer
Defeat a Harvester.
Bronze Hard Target
Call down an orbital strike.
Hijack an Atlas mech.
Bronze Last Witness
Extract ancient technology.
Stop a Cerberus kidnapping.
Bronze Lost and Found
Dispatch 10 probes to retrieve people or resources in Reaper territory.
Bronze Mail Slot
Kill 10 guardians with headshots from the front while their shields are raised.
Bring a veteran officer aboard.
Bronze Overload Specialist
Overload the shields of 100 enemies.
Establish or rekindle a romantic relationship.
Bronze Party Crasher
Sabotage a dreadnought.
Explore a lost city.
Make the final assault.
Bronze Peak Condition
Reach level 20 in multiplayer or level 60 in single-player.
Bronze Problem Solver
Evacuate a scientific facility.
Set 100 enemies on fire with powers.
Kill 250 enemies.
Disable a group of fighter squadrons.
Visit a store in the single-player campaign.
Bronze Sky High
Lift 100 enemies off the ground with powers.
Kill 1,000 enemies.
Bronze Tour of Duty
Finish all multiplayer maps or all N7 missions in single-player.
Complete one multiplayer match or two N7 missions.
Bronze Tunnel Rat
Survive the swarm.
Escape a Reaper in the galaxy map.
Bronze Well Connected
Send a warning across the galaxy.
Bronze World Shaker
Destroy an Atlas dropped from orbit.
Silver Combined Arms
Perform any combination of 50 biotic combos or tech bursts.
Upgrade any weapon to level 10.
Silver Long Service Medal
Complete Mass Effect 3 twice, or once with a Mass Effect 2 import.
Silver Master and Commander
Deliver most of the Galaxy at War assets to the final conflict.
Kill 5,000 enemies.
Finish the game on Insanity without changing difficulty after leaving Earth.
Finish all multiplayer maps on Gold or all single-player missions on Insanity.
Platinum N7 Elite
Acquire all trophies.