Aaron Skillman
Adam Lippman
Andrew Skates
Andy Marchal
Angus
Atiba Jefferson
Ben Scott Pye
Big Tex
Brian Jennings
Captian Liberty
... There's a lot more and if you want to see the rest, Click Here
( We don't have time to type them up)
Only the names from the link above are for PS1. The two cheats at the bottom are for Gamecube only.