All the Latest Game Footage and Images from Killing Floor: Horzine Outbreak Horzine Outbreak is based on original Killing Floor mod (KFMod) v1.0 for Unreal Tournament 2004 by Alex Quick and tell a ...

It’s been nearly seven years since Killing Floor 2 was released, bringing Horzine Biotech’s Zeds to a more single-player friendly format following the 6-player co-op experience of the first game.