Give Katey a gift

Kill 50 zombies using a vehicle.

Save 5 people besieged by zombies.

Kill a zombie with 10 different melee weapons.

Breach a locked door with the first blow.

Play for at least 2 hours as a male character AND 2 hours as a female character.

Find the Youngbloods in the Jungle

Survive The 'Party' at The Club

Solve the riddle of the Ruins

Escape from the Research Lab

Kill 25 Gang Members each with 'the Penetrator' AND the Fart in a Jar.

Complete all story levels without dying, with the exception of those levels that only end when you die