With the Christmas holiday closing in, Tripwire Interactive are offering Killing Floor free to play to everyone for a long weekend, starting on Thursday 8 December 2011 and running through to Sunday 11 December.
This will give everyone who has not yet played the game a chance to try it out completely free! And there is a little surprise lurking as well… check out the Mystery Images on the Killing Floor Official Game Group on Steam for clues: http://steamcommunity.com/games/KillingFloor
Killing Floor is available now on Steam (http://store.steampowered.com/app/1250/), Direct 2 Drive and other digital outlets, as well as in stores across the world
