Killing Floor2009
4 out of 5 stars
Killing Floor is a first person, co-op game by Tripwire Interactive (TWI), makers of red Orchestra. It was originally a mod for UT2K4 released in 2005, until TWI bought the license and released it as a full game. You play against increasingly hard waves of zombies (how many waves can be decided by the host, but long games consist of 10 waves and can take up to 45 minutes to complete) along with 5 other players…