Grab a free Steam key for Killing Floor 3, the brutal new co-op FPS
Attempting to innovate on and refine its predecessors' slick, gory, dumb-fun action, Killing Floor 3 is an FPS best enjoyed with friends in co-op, where you and your squad can blast through a battlefield of the most lethal zeds yet. If you're tempted to jump into the fray then look no further, as we've got ten Steam keys up for grabs.
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Killing Floor 3 is a hit on Steam, as Tripwire reveals a huge content roadmap