no
no because garrys mod requires that you have a game that uses the source engine
You Haveto Buy It. On Steam Its 6.99
No
Buy Garry's mod 10 off of steam.
Yes. It is a multiplayer game.
Garry's Mod 10
technically yes, there were a few updates it is still called Garrys mod 10 though
Garry's Mod has now updated and includes all features of 13 Beta
Garry's mod tornado
Steam
yes
no you cant but if you buy Half-Life 2 for PC you can get Gmod and mod the game ect.