Named Game of the Year by over 50 publications, Valve's début title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.
This Mod Is For Go-Mod 3.4, I am making a standalone mod using the HL OpFor SDK So Stay Tuned ALSO PLEASE READ MY README FILE THERE IS IMPORTANT STUFF IN THERE!!