Minor Miscalculation
Kill an enemy with his own R-Sec proximity charge.
3/16/2013
9:01:13 PM
Very Rare 6.4%
Deadeye
With the LR-3 Railgun, kill an enemy from more than 2,500 feet away.
3/12/2013
5:44:36 AM
Rare 13.0%
Long Bomb
Kill an enemy with a Tetranite Grenade from at least 200 feet away.
3/12/2013
12:31:55 AM
Rare 20.0%
Curious Builder
Build one of every available structure in a single multiplayer game.
3/10/2013
7:22:48 PM
Very Rare 6.5%
Team Leader
Play a perfect Team Deathmatch game (top player, no deaths).
3/10/2013
4:29:53 AM
Ultra Rare 2.5%
Sierra Hotel
Complete three chapters in a row without being killed or reloading a checkpoint.
3/9/2013
6:45:41 AM
Rare 13.7%
All You Can Be
Complete any chapter with 60%+ accuracy without dying or reloading a checkpoint.
3/9/2013
6:26:09 AM
Ultra Rare 4.3%
Airspace Control
Kill 10 enemies while they use zip lines or are rappelling. (campaign only)
3/9/2013
6:05:31 AM
Very Rare 9.5%