I find the best place for all sorts of cheats for any game is . If you are using a Gameshark cheating device or similar, you might want to go to the device's web site for more complete cheat code listings.
would be the best place to look. there is also software called cheat book database wich can be update as game are released. you could also try buying an action reaplay disk for gamecube format.
the are also outher web sites such as and also hope this helped