Chamber Full of Death
Kill 5+ Hybrids at once by using the HE .44 Magnum secondary fire
9/19/2011
11:39:31 AM
Rare 27.2%
Mission... accomplished?
Finish the Campaign on any difficulty (all Intervals complete)
9/9/2011
3:18:39 PM
Rare 27.4%
That's a lot of Zeros
Attain a total of 250,000 points through challenges.
9/7/2011
11:09:15 AM
Rare 31.6%
We'll Try Again Tomorrow!
Survive 3 waves in Contractions in a row without anyone bringing back a crate
9/4/2011
11:33:13 AM
Very Rare 5.5%