Ring Out
Win a round by knocking your opponent out of the ring in Arcade Mode (any difficulty level)
6/7/2012
8:05:27 PM
Rare 43.0%
You Win
Win a match in Arcade Mode without losing a round (any difficulty level)
6/7/2012
8:00:14 PM
Common 77.4%
Excellent
Win a round without taking any damage in Arcade Mode (any difficulty level)
6/7/2012
7:59:34 PM
Common 61.9%
Tour of Duty
Finish all multiplayer maps or all N7 missions in single-player.
5/24/2012
9:03:09 PM
Rare 38.3%
Lost and Found
Dispatch 10 probes to retrieve people or resources in Reaper territory.
5/21/2012
9:52:02 PM
Rare 38.0%
Enlisted
Start a character in multiplayer or customize a character in single-player.
5/9/2012
7:15:43 PM
Common 59.0%
