- Insanity
Complete the game on the "Insanity" difficulty level without changing the setting
25 May 2011 - 11 guides
- Long Service Medal
Complete Mass Effect 2 twice, or complete it once with a character imported from Mass Effect 1
25 May 2011 - 2 guides
- Paramour
Successfully pursue a relationship with a teammate
25 May 2011 - 4 guides
- Power Gamer
Reach Level 30 with one character
03 April 2011 - 2 guides
- No One Left Behind
Keep your team alive through the suicide mission
02 April 2011 - 22 guides
- Mission Accomplished
Save humanity throughout the galaxy from certain annihilation
02 April 2011 - 3 guides
- Against All Odds
Survive suicide mission
- Suicide Mission
Use the Omega 4 Relay
02 April 2011 - 2 guides
- A House Divided
Hack a geth collective
02 April 2011 - 2 guides
- Friend or Foe
Obtain geth technology
02 April 2011 - 2 guides
- Doppelganger
Help the Justicar resolve her mission
02 April 2011 - 2 guides
- Cat's in the Cradle
Gain the loyalty of the Assassin
02 April 2011 - 2 guides
- Treason
Gain the loyalty of the quarian
02 April 2011 - 2 guides
- The Justicar
Successfully recruit the Justicar
- The Assassin
Successfully recruit the Assassin
- Battlemaster
Gain the loyalty of the krogan
- Big Game Hunter
Thresher Maw defeated
28 March 2011 - 3 guides
- The Cure
Gain the loyalty of the Professor
- Weapon Specialist
Fully upgrade a weapon
27 March 2011 - 2 guides
- The Quarian
Successfully recruit the quarian
27 March 2011 - 2 guides
- Tactician
Hit 20 different targets with multiple biotic powers to combine the effects
27 March 2011 - 8 guides
- Fade Away
Gain the loyalty of Archangel
- Catharsis
Gain the loyalty of the biotic Convict
- The Prodigal
Gain the loyalty of the Cerberus Officer
- Ghost Ship
Complete the investigation of a derelict alien vessel
- Brawler
Shoot and kill 20 enemies while they're knocked back by a punch
27 March 2011 - 10 guides
- Warp Specialist
Warp the barriers of 25 enemies
27 March 2011 - 6 guides
- Ghost of the Father
Gain the loyalty of the Cerberus Operative
27 March 2011 - 2 guides
- Master at Arms
Kill enemies with 5 different heavy weapons during the game
27 March 2011 - 4 guides
- Agent
Complete 5 missions discovered by scanning unexplored worlds
27 March 2011 - 2 guides
- Colony Defense
Defend a human colony from attack
27 March 2011 - 2 guides
- Power Full
Evolve any power
27 March 2011 - 3 guides
- The Convict
Successfully recruit the biotic Convict
- The Krogan
Successfully recruit the krogan
27 March 2011 - 2 guides
- Incineration Specialist
Incinerate the armor of 25 enemies
27 March 2011 - 6 guides
- Explorer
Visit 100% of the planets in an unexplored cluster
26 March 2011 - 3 guides
- Technician
Obtain 10 technology upgrades
26 March 2011 - 2 guides
- Overload Specialist
Disrupt the shields of 25 enemies
26 March 2011 - 6 guides
- Operative
Complete a mission discovered by scanning an unexplored world
26 March 2011 - 2 guides
- Prospector
Retrieve mineral resources by scanning and probing a planet in the galaxy map
26 March 2011 - 3 guides
- Scientist
Complete any research project in the Normandy's laboratory
- The Archangel
Successfully recruit Archangel
26 March 2011 - 2 guides
- Scholar
Unlock 15 new Mass Effect 2 codex entries
- The Professor
Successfully recruit the Professor
26 March 2011 - 2 guides
- Merciless
Make 20 enemies scream as they fall or are set on fire
26 March 2011 - 3 guides
- Head Hunter
Perform 30 headshot kills with any weapon on humanoid targets
26 March 2011 - 2 guides
- Highly Trained
View all advanced combat training videos at Shepard's private terminal.
25 March 2011 - 2 guides
- Very Elusive
Return to active duty
- Fashionista
Personalize your armor in your quarters on the Normandy
24 March 2011 - 3 guides
- Missing in Action
Save your crew from an overwhelming attack