| Achievement | How to unlock
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|---|
| A Week To Live ( 25 points ) | Complete 7 days in any game mode without dying.
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| Anniversary of the dead ( 45 points ) | Complete the Final Day, in either Single or Multiplayer, and finish the game.
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| Can't Touch This ( 20 points ) | Rack up a 100x multiplier in any game mode.
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| Environmental Awareness ( 5 points ) | Kill a zombie using an environmental hazard in any game mode.
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| Friends in Low Places ( 20 points ) | Save 25 survivors in any game mode.
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| Gas Powered ( 5 points ) | Complete an entire arena, getting every kill with the Chainsaw.
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| Gun Shop ( 5 points ) | Kill at least one zombie with each weapon type in any game mode.
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| Hotter Than Hell ( 25 points ) | Complete the final day of the "7 Days of Hell" unlockable mode.
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| Interior Decorator ( 20 points ) | Kill 25 zombies in any game mode using environmental hazards.
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| More the Merrier ( 10 points ) | Kill 10 or more zombies at the same time in any game mode.
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| Socialite ( 5 points ) | Play in an online multiplayer game.
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| Tour of the City ( 15 points ) | Complete each arena at least once in the same game in any game mode.
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