News Killing Floor gets a sale, free expansion and DLC on Steam Oct. 8, 2010 Stephany Nunneley-Jackson
News Retail version of Tripwire's Killing Floor ships to US stores Sept. 16, 2009 Stephany Nunneley-Jackson
News Steam weekly top sellers, May 31 - TF2 tops with Orange Box still going June 6, 2009 Stephany Nunneley-Jackson
News Tripwire issues a patch for Killing Floor, should solve server issues May 16, 2009 Stephany Nunneley-Jackson
