Environmental Awareness
Kill a zombie using an environmental hazard in any game mode


Gas Powered
Complete an entire arena, getting every kill with the Chainsaw


Gun Shop
Kill at least one zombie with each weapon type in any game mode


More the Merrier
Kill 10 or more zombies at the same time in any game mode


Socialite
Play in an online multiplayer game


Tour of the City
Complete each arena at least once in the same game in any game mode


Can’t Touch This
Rack up a 100x multiplier in any game mode


Friends in Low Places
Save 25 survivors in any game mode


Interior Decorator
Kill 25 zombies in any game mode using environmental hazards


A Week to Live
Complete 7 days in any game mode without dying


Hotter Than Hell
Complete the final day of the '7 Days of Hell' unlockable mode


Anniversary of the Dead
Complete the Final Day, in either Single or Multiplayer, and finish the game