Various Cheats
     Enter these codes at the "Tonight's Match-Up" screen:
 
Key:;
S - Square
C - Circle
T - Triangle
X - X
R - Right / L - Left / U - Up / D - Down

Effect                  Code 
Big Heads               S, X, C, T, and keep repeating 
Huge Heads              S, T, C, X, and keep repeating 
Baby Mode               S, C, and keep repeating 
Huge Mode               T, X, and keep repeating 
Power-Up Dunks          L, R, X, C, C, X 
Power-Up Fire           D, R, R, C, T, L 
Power-Up Defense        R, U, D, R, D, U 
Power-Up 3pts.          U, D, L, R, L, D, U 
Man Power               R, R, L, R, X, X, R 
Quick Hands             L, L, L, L, C, R