You noclipped out of reality. Fight through six levels — the yellow Lobby, the flooded Poolrooms, the red Furnace, the Warehouse, Maintenance Tunnels, and the Concrete Jungle. Survive to Wave 3, slay THE WARDEN when he charges, then take the red exit door… and try not to scream when something screams first.
SOLO — ZOMBIES ARE ALL YOURS
W A S D MOVEMOUSE LOOKCLICK SHOOTR RELOADSHIFT SPRINTE OPEN EXIT
Headphones recommended. Click locks your mouse — ESC to pause.