They are going THROUGH!
In Ascension, kill at least 5 zombies with 1 Gersh Device.
2/9/2013
10:57:39 AM
Very Rare 6.3%
The Basics
Complete one of the missions you receive in the mission log.
2/3/2013
2:58:27 PM
Common 89.1%
Vehicular Slaughter
Destroy all enemies on vehicles during the prison break.
12/26/2012
3:29:21 PM
Rare 18.5%
Welcome to the Club
Reach Sergeant (Level 10) in multiplayer Public Match.
11/25/2012
1:13:12 PM
Common 59.8%
I Don't Think They Exist
In TranZit, kill one of the denizens of the forest while it is latched onto you.
11/24/2012
10:25:58 AM
Rare 31.4%
The Lights Of Their Eyes
In Green Run, pacify at least 10 zombies with 1 EMP.
11/23/2012
3:27:21 PM
Rare 22.4%