Steam profile: Ghetto_Ninja (linked in my sig)
Games: Left 4 Dead, Left 4 Dead 2, Team Fortress 2, Counter-Strike: Source, Half-Life, Half-Life 2
PSN (I rarely play this...): EX_Zephyr
Games: Street Fighter IV (NOT Super), Metal Gear Online, LittleBigPlanet
Wii Friend Code: 0159012721958489
Games: Super Smash Bros. Brawl, Dr. Mario Online Rx
DS Games: Pokemon Pearl, Pokemon Diamond, Pokemon Gold, Final Fantasy III, Advance Wars DS. Can look up the individual codes if someone really wants to play.
I really only play the Steam games, mostly Team Fortress 2 and Left 4 Dead 2. Also World of Warcraft on the Frostmane server.