Unlockable Game Modes
Complete the following criteria to unlock these game modes:
|Unlockable||How to Unlock|
|Complete a day with only a chainsaw||Chainsaw Only Mode|
|Survive for seven consecutive days||Hardcore Mode|
|Achieve a multiplier over 100||Turbo Mode|
Contributed By: Stevewins123.
Complete each achievement to receive the allotted gamerscore.
|Complete 7 days in any game mode without dying||A Week To Live (25)|
|Complete the Final Day, in either Single or Multiplayer, and finish the game||Anniversary of the Dead (45)|
|Rack up a 100x multiplier in any game mode||Can't Touch This (20)|
|Kill a zombie using an environmental hazard in any game mode||Environmental Awareness (5)|
|Save 25 survivors in any game mode||Friends in Low Places (20)|
|Complete an entire arena, getting every kill with the Chainsaw||Gas Powered (5)|
|Kill at least one zombie with each weapon type in any game mode||Gun Shop (5)|
|Complete the final day of the "7 Days of Hell" unlockable mode||Hotter Than Hell (25)|
|Kill 25 zombies in any game mode using environmental hazards||Interior Decorator (20)|
|Kill 10 or more zombies at the same time in any game mode||More the Merrier (10)|
|Play in an online multiplayer game||Socialite (5)|
|Complete each arena at least once in the same game in any game mode||Tour of the City (15)|
Contributed By: Guard Master.