Unlock all cups and courses:
L1, L2, R2, R1, Left, Right, Square, O.
Unlock all racers:
Left, Right, L1, R2, R1, L2, Square, O.
Unlock all cups and courses:
L1, L2, R2, R1, Left, Right, Square, O.
Unlock all racers:
Left, Right, L1, R2, R1, L2, Square, O.