Now for those of you that decided against pre-ordering Dead Island, you don't have to feel left out as the Bloodbath Arena will also be available on the PS3, Xbox 360, or PC for $10.

New Dead Island DLC "Blood Bath" Release Date Confirmed

http://www.justpushstart.com/2011/11/15/new-dead-island-dlc-blood-bath-release-date-confirmed/