A Legion of Zombies
Kill 500 zombies in one level
20 ✓ May 8th, 2012
Can’t touch this
Complete a Base quest without taking any damage
20 ✓ May 9th, 2012
Fists of Fury
Kill a mutant with your fists
10 ✓ May 8th, 2012
Back with the X
Witness Rachel joining the group
10 ✓ May 9th, 2012
Big Brain Brian
Witness Brian joining the group
10 ✓ May 9th, 2012
Thought this was a Zombie Game?
Witness Luxo joining the group
10 ✓ May 10th, 2012
Kill a zombie
Kill a zombie
5 ✓ May 8th, 2012
Watch this!
Use your first Smart Bomb
5 ✓ May 8th, 2012
🔐 Touch Base
Complete ‘Return to the Military Base’ or see someone else do it
35 
The Collector
Complete ‘Dev Card Hunt!’ or see someone else do it
30 
Getting to know each other
Complete all character quests or see someone else do it
25 
Master Craftsman
Fully upgrade a weapon with any status effect
20