Can't Touch This
Dance in front of a turret blocked by a hard light bridge in co-op
5/13/2011
12:50:47 PM
Very Rare 7.9%
Confidence Building
Complete all test chambers in the Mass and Velocity co-op course
5/5/2011
12:53:34 PM
Rare 31.6%
Team Building
Complete all test chambers in the Team Building co-op course
5/2/2011
5:43:17 PM
Rare 46.8%
Bridge Over Troubling Water
Complete the first Hard-Light Surfaces test
4/30/2011
5:24:00 PM
Common 62.8%
