All Zombies Must Die! Cheats - Xbox 360

Achievements
Complete each achievement to receive the allotted gamerscore:

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