Originally announced in 2005, Alien Swarm is a game and Source SDK release from a group of talented designers at Valve who were hired from the Mod community.
Come for a stroll down memory lane as thrax from GameOverMan reminisces about some classic Valve gaming moments.
Player 2 takes on both Vanquish and Alien Swarm in this week's Player 2 Plays.
Incredible game still own original PS3 version, would love to see full blown sequel on PS4 or SWITCH.
Almost seven years after its initial release on Steam, Valve's Alien Swarm has been extended and expanded courtesy of a fan project.