XBOX Live! This is the forum to meet up with other Xbox members and get some games on!
Nintendo Network Have a wii, Switch, or other Nintendo unit? This is the place you go to get friend id numbers and and organize some battles.
FightCade and GGPO Discussion of FightCade and GGPO. Go to http://ggpo.net for more information on GGPO, and http://www.fightcade.com/ for more information on FightCade.
Playstation Network This is where you go if you want to meet up with other people on the Playstation network.
Computer/Handheld This is the place that you want to go when you want to play online via a wireless or wired connection versus another person or via your PC.