Mail Slot
Kill 10 guardians with headshots from the front while their shields are raised.
7/30/2013
7:45:39 PM
Rare 23.0%
Insanity
Finish the game on Insanity without changing difficulty after leaving Earth.
7/30/2013
6:46:57 PM
Ultra Rare 2.7%
Unwavering
Finish all multiplayer maps on Gold or all single-player missions on Insanity.
7/30/2013
6:46:50 PM
Ultra Rare 3.7%
Long Service Medal
Complete Mass Effect 3 twice, or once with a Mass Effect 2 import.
7/30/2013
6:46:37 PM
Rare 22.3%
Tour of Duty
Finish all multiplayer maps or all N7 missions in single-player.
7/30/2013
12:25:25 AM
Rare 38.3%
Master and Commander
Deliver most of the Galaxy at War assets to the final conflict.
7/29/2013
1:26:38 PM
Rare 14.8%
Battle-Scarred
Promote a multiplayer character to the Galaxy at War or import an ME3 character.
7/28/2013
11:10:03 PM
Rare 14.8%
Peak Condition
Reach level 20 in multiplayer or level 60 in single-player.
7/28/2013
11:04:58 PM
Rare 15.8%