Wow, here's a Friday surprise. Valve just announced that it's releasing a full version of Alien Swarm, a co-operative shooter based on an old Unreal Tournament 2004 mod, next week. And it’s free. Keep ...

Are you and your friend looking for free-to-play co-op fun? Then, try out the following fantastic games on Steam.

All the Latest Game Footage and Images from Swarm Sweeper In an abandoned space station that is being overrun by aliens, you are assigned a mission to destroy the facility. You’ll enjoy wiping out ...