Yes because you can't play Garry's mod without steam.
no because garrys mod requires that you have a game that uses the source engine
i recommend the vavle pack valve is the creators of steam if u have good gameing PC tho and garrys mod but u must have some of the valve games to play garrys mod great game!
Yes, In "Offline Mode".
yes if you have a legal copy from steam or from a shop you can i have purchased CS:S and Garrys mod together off steam so i can play Gmod.
You can't.
Garrys Mod 10 Is available on Steam, Which can be found at SteamPowered.com You First need to get a Source Game, which can also be found on Steam, that is including Counter Strike: Source. All and all it should cost about 21 US Dollars.
No, it is not possible to play Dota 2 without Steam. Dota 2 is exclusively available on the Steam platform, which serves as its distribution and matchmaking system. To play the game, you must have a Steam account and download the client.
Yes, you can play online multiplayer.
You create a steam account and download the steam app
just get steam. it's fun and free anyway
goto droay two dirr