As others have said, SSB. I truly pwn with Pikachu.

AOM I used to be really good at. And The titans expansion
LOTR 2 and 3
NRL 1 and 2
When I played Runescape I had a pure who owned.
Lylatwars
LOTR Battle for middle earth
GTA: San Andreas
Battlefront 1 and 2
Dynasty warriors 3 and 4 (my friend owns these, we make an awesome team)
And I got a game yesterday, Baldurs Gate: Dark Alliance II. I'm alright at that.

But yeah when it came to SSB, I was heaps good.