Bronze A House DividedHack a geth collective
Bronze AgentComplete 5 missions discovered by scanning unexplored worlds
Bronze BattlemasterGain the loyalty of the krogan
Bronze Big Game HunterThresher Maw defeated
Bronze BrawlerShoot and kill 20 enemies while they're knocked back by a punch
Bronze Broke, Blind and BedlamGain the loyalty of the thief
Bronze Cat's in the CradleGain the loyalty of the Assassin
Bronze CatharsisGain the loyalty of the biotic Convict
Bronze Colony DefenseDefend a human colony from attack
Bronze Data HoundCollect 6 Cerberus data packets scattered across Aite
Bronze Digital ExorcistSuccessfully shut down the rogue VI in Project Overlord
Bronze DoppelgangerHelp the Justicar resolve her mission
Bronze ExplorerVisit 100% of the planets in an unexplored cluster
Bronze Fade AwayGain the loyalty of Archangel
Bronze FashionistaPersonalize your armor
Bronze Friend or FoeObtain geth technology
Bronze Ghost of the FatherGain the loyalty of the Cerberus Operative
Bronze Ghost ShipComplete the investigation of a derelict alien vessel
Bronze Head HunterPerform 30 headshot kills with any weapon on humanoid targets
Bronze Highly TrainedView all advanced combat training videos at Shepard's private terminal.
Bronze Incineration SpecialistIncinerate the armor of 25 enemies
Bronze Master at ArmsKill enemies with 5 different heavy weapons during the game
Bronze MercilessMake 20 enemies scream as they fall or are set on fire
Bronze Missing in ActionSave your crew from an overwhelming attack
Bronze OperativeComplete a mission discovered by scanning an unexplored world
Bronze Overload SpecialistDisrupt the shields of 25 enemies
Bronze Power FullEvolve any power
Bronze ProspectorRetrieve mineral resources by scanning and probing a planet in the galaxy map
Bronze ScholarUnlock 15 new Mass Effect 2 codex entries
Bronze ScientistComplete any research project in the Normandy's laboratory
Bronze Suicide MissionUse the Omega 4 Relay
Bronze TacticianHit 20 different targets with multiple biotic powers to combine the effects
Bronze TechnicianObtain 10 technology upgrades
Bronze The ArchangelSuccessfully recruit Archangel
Bronze The AssassinSuccessfully recruit the Assassin
Bronze The ConvictSuccessfully recruit the biotic Convict
Bronze The CureGain the loyalty of the Professor
Bronze The JusticarSuccessfully recruit the Justicar
Bronze The KroganSuccessfully recruit the Krogan
Bronze The ProdigalGain the loyalty of the Cerberus Officer
Bronze The ProfessorSuccessfully recruit the Professor
Bronze The QuarianSuccessfully recruit the Quarian
Bronze TreasonGain the loyalty of the quarian
Bronze Very ElusiveReturn to active duty
Bronze Warp SpecialistWarp the barriers of 25 enemies
Bronze Weapon SpecialistFully upgrade a weapon
Silver Against All OddsSurvive the suicide mission
Silver Heart of DarknessConfront the Shadow Broker
Silver Long Service MedalComplete Mass Effect 2 twice, or experience the interactive backstory (Cerberus Pack downloadable content) and complete Mass Effect 2
Silver Mission AccomplishedSave humanity throughout the galaxy from certain annihilation
Silver ParamourSuccessfully pursue a relationship with a teammate
Silver Power GamerReach Level 30 with one character
Gold InsanityComplete the game in the 'Insanity' difficulty level without changing the setting
Gold No One Left BehindKeep your team alive through the suicide mission
Platinum N7 EliteAcquire all trophies