Killing Floor - Mrs Foster DLCTripwire InteractiveReleased 2 Jul 2013·App 210945Steam user reviewsVery Positive83.3%· 54 reviewsRecent —SteamPeaks Rating68.1 MixedRecent 30 days —How it worksPlaying now—First samples arriving—of peakAll-time peak—Tracking since the first sample