Medal of Honor
Complete Mass Effect Playthrough
100 
Medal of Exploration
Land on an uncharted world
50 
Extreme Power Gamer
60th level character
50 
Colonial Savior
You completed the Bring Down the Sky mission.
50 
Undisputed
You completed Ahern's survival mission
50 
New Sheriff in Town
Took first place in a combat scenario on Pinnacle Station
50 
Best of the Best
Took first place in 12 combat scenarios on Pinnacle Station
50 
Medal of Valor
Complete Insanity Playthrough
50 
Medal of Heroism
Complete Feros
25 
Scholar
Find all primary Alien: Council Races, Extinct Races and Non-Council Races codex entries
25 
Completionist
Complete the majority of the game
25 
Tactician
Complete playthrough with shield damage greater than health damage
25 
Distinguished Service Medal
Complete Eden Prime
25 
Rich
Exceed 1,000,000 Credits
25 
Dog of War
150 organic enemy kills
25 
Geth Hunter
250 synthetic enemy kills
25 
Council Legion of Merit
Complete Virmire
25 
Honorarium of Corporate Service
Complete Noveria
25 
Long Service Medal
Complete 2 Playthroughs
25 
Distinguished Combat Medal
Complete Hardcore Playthrough
25 
Soldier Ally
Complete the majority of the game with the Alliance soldier squad member
20 
Sentinel Ally
Complete the majority of the game with the Alliance sentinel squad member
20 
Krogan Ally
Complete the majority of the game with the krogan squad member
20 
Turian Ally
Complete the majority of the game with the turian squad member
20 
Quarian Ally
Complete the majority of the game with the quarian squad member
20 
Asari Ally
Complete the majority of the game with the asari squad member
20 
Power Gamer
50th level character
20 
Shotgun Expert
150 Shotgun Kills
15 
Assault Rifle Expert
150 Assault Rifle Kills
15 
Sniper Expert
150 Sniper Rifle Kills
15 
Lift Mastery
Use biotic Lift 75 times
15 
Throw Mastery
Use biotic Throw 75 times
15 
Warp Mastery
Use biotic Warp 75 times
15 
Singularity Mastery
Use biotic Singularity 75 times
15 
Barrier Mastery
Use biotic Barrier 75 times
15 
Stasis Mastery
Use biotic Stasis 75 times
15 
Damping Specialist
Use Damping Field 75 times
15 
AI Hacking Specialist
Use AI Hacking 75 times
15 
Overload Specialist
Use Shield Overload 75 times
15 
Sabotage Specialist
Use Sabotage 75 times
15 
First Aid Specialist
Use medi-gel 150 times
15 
Neural Shock Specialist
Use Neural Shock 75 times
15 
Renegade
75% of total Renegade points
15 
Paragon
75% of total Paragon points
15 
Spectre Inductee
Player is Spectre
15 
Paramour
Complete romance subplot
10 
Charismatic
Resolved impossible situation with Charm or Intimidate
10 
Search and Rescue
Found Liara in Artemis Tau Cluster
10 
Pistol Expert
150 Pistol Kills
10