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Valve release Alien Swarm, a free to play, third person co-op alien exterminating game created by an internal mod team Valve had hired, This was the same team that worked on the Unreal Tournament 2004 Mod.
Valve release Alien Swarm, a free to play, third person co-op alien exterminating game created by an internal mod team Valve had hired, This was the same team that worked on the Unreal Tournament 2004 Mod.