Sites related to all games played by more than one player at a time, on a Windows platform, over local area network (LAN/WAN), Internet, direct connection, ... - basically, over any media capable of connecting computers together.

These are games like action DOOM/Quake and likes; strategy Starcraft, C&C, Age of ...; well, you know them all, and you can play these games multiplayer; sites listed here would help you find out how, when, why, using what, and for how much :)