Invincibility:
Press A, Y, X, B, Up, Up, Down(2) during game play.

Armor:
Press A, X, Y, B, Up(3), Down during game play.

All Blessings:
Press Left, Up, A, B, Right, Down, X, Y during game play.

All skills at maximum:
Press A, Left, Right, B, Down, Up, X(2) during game play.

Maximum attributes:
Press Left, B, Up, Y, Down, X, Right, A during game play.

All costumes:
Press A, X, Y, B, Up(3), Down during game play.

Extra money:
Press Up, X, Up, X, Down, B, Down, B during game play.

Restore health:
Press Left, Right, Up, Down, A(4) during game play.

Stronger attacks:
Press A, Up, B, Down, X(2), Y(2) during game play.