Roleplaying Games
1e DnD
2e DnD
2.5 DnD (the newer 2e books)
3e DnD
BESM
Vampire (very little, but I do know how to play)
Cyberpunk
GURPS
Card Games
Magic
Battletech
L5R
7th Sea
Pokemon
Miniatures
Warhammer
Warhammer 40K
MageKnight
Video Games
StarCraft
StarCraft: Broodwar
WarCraft II
Final Fantasy (1, 4, 5, 6, 7, T, L3)
Other
Dragon Dice
As far as current games go...
2e DnD - A nervous elven cleric of the deity of prophecy
BESM - A sentient, humanoid mecha in search of a soul in a space opera game (mix of
Outlaw Star,
Gundam Wing, and
Cowboy Beebop)
3e DnD - I am running the
Psionicle, which can be found out here on the boards.
Magic - I have a very nice blue deck called "Time Management"
Battletech - I have a deck that focuses in 'mechs with missiles
L5R - I have a Phoenix deck
Pokemon - I have an excellent "normal" deck
Warhammer - I have a LIzardmen army
Warhammer 40K - I have a Tyranids army