Sega Soccer Slam cheats and cheat codes for Gamecube

Game Cheats
Maximum power: L, R, Left, Right, Y, Y
Infinite turbo: L, R, Right, Up, X, X
Big hits: L, R, Up, Up, X, Y
Infinite spotlights: L, R, Down, Right, Y, X

Unlock Stadiums
Riviera Ruins stadium: Up, Down, Down, Y, X
Reactor Core stadium: Up, Left, Left, Right, X, Y
Pacific Atoll stadium: Up, Up, Left, Left, Y, Y
Oasis stadium: Up, Up, Down, Down, X, X
Jungle stadium: Up, Down, Left, Right, X, Y
Alpen Castle stadium: Up, Up, Up, Down, X, X
All stadiums: Up, Up, Up, Up, X, X

Alternate Teams
El Fuego: X, X, Down, Down, Left, Right
Spirit: Y, Y, Down, Down, Left, Right
Subzero: Y, Y, Down, Right, Left, Up
Toxic: Y, X, Down, Down, Up, Up
Tsunami: X, Y, Down, Up, Right, Left
Volta: Y, X, Down, Up, Down, Up
All alternate teams: X, Y, Down, Down, Down, Down

Change Balls
Rusty can: R, Left, Up, Up, Y, Y
Rob's head: R, Left, Up, Left, Y, X
Remy's head: R, Left, Right
Magic 8-ball: R, Right, Up, Up, Y, Y
Eyeball: R, Right, Down, Up, X, X
Earth: R, Right, Right, Left, X, X
Crate: R, Left, Down, Right, Y, X
Classic soccer ball: R, Right, Left, Left, Y, X
Box ball: R, Left, Right, Right, Y, Y
Black box: R, Left, Left, Down, X, X
Beach ball: R, Right, Right, Down, Y, X

Items
Zari's items: Left, Y, Left, Y, Right
Rumiko's items: Left, Y, Left, Y, Up
Rico's items: Left, X, Right, X, Right
Raine's items: Left, X, Up, X, Up
Nova It's items: Left, Y, Down, Y, Right
Madeira's items: Left, Y, Down, X, Up
Lola's items: Left, X, Left, Y, Down
Kiril's items: Left, Y, Up, X, Left
Kaimani's items: Left, X, Down, X, Down
Kahuna's items: Left, Y, Right, Y, Right
Half Pint's items: Left, Y, Up, X, Up
El Diablo's items: Left, X, Right, X, Down
Duke's items: Left, Y, Up, X, Right
Djimon's items: Left, Y, Down, Y, Up
Dante's items: Left, X, Right, Y, Left
Boomer's items: Left, Y, Left, X, Up
Arsenault's items: Left, Y, Up, Y, Down
Angus' items: Left, X, Right, X, Up

Random Stuff
Pleasantville mode: Y, X, Y, X, Y, X, Right, Left, Right, Left, Right, Left
Citizen Kane mode: X, Y, X, Y, X, Y, Left, Right, Left, Right, Left, Right