Zombie Survival mod for Counter-Strike: Source - Mod DB
Zombie Horde mod for Counter-Strike: Source - Mod DB
Cs 1.6 Perfect Zombie Plague Server (lasermine,12 zombie class, new perfect extra item) - Counter-Strike Forum - Neoseeker Forums
Survive In Counter Strike 1.6 On Zombie Infection Mode - Prime Inspiration
I have never played Counter Strike: Source until I bought it to download Age of Chivalry on Steam. This certainly was not what I was expecting. : r/gaming