Cheat mode:
Select practice mode and choose offense. Defeat the CPU in all scenarios, then leave practice mode. Select friendly mode and begin game play. Pause the match and press B to display a cheat screen with invisible walls, curve ball, crazy ball, dream team, and super power options.
Super power:
Press B, A, B(2), C, B, A, C, B(4) at the options screen.
Super power (alternate):
Press A(5), B(5), A, C(2) at the options screen.
EA Dream Team:
Press A(2), B(2), C(2), B, C(2), A(2) at the options screen.
New leagues:
Enter the following codes at the options screen to unlock leagues that you have not actually finished.
Press B, A, B, C, A, B(2),
A, C.
Press B, A, C(2), A, C, A(2),
C.
Press B, A, C(2), A, B, A(2),
C.
Press B, A, C(2), A(2), B,
A, C.
Press B, A, C(2), A(4), B.
Press B, A, C(2), A(4), C.
Press B, A, C(2), A(5).
Press B, A, C(2), A(3), B,
A.
Press B, A, C(2), A(3), B(2).
Press B, A, C(2), A(3), C,
A.
Press B, A, C(2), A(3), C(2).
Press B, A, C(2), A(2), B,
A, B.
Press B, A, C(2), A(2), B,
A(2).
Press B, A, C(2), A(3), B,
C.
Press B, A, C(2), A(2), B,
A, C.
Press B, A, B, C, A(2), B,
A, C.
