Cheats for Bust-A-Move 4 (GBC)
Bonus levels:
Press A, Left, Right, Left, A at the "Press Start" screen.
Hidden characters:
Press Up, Down, Left, left, Right, Up, A, B, B, A at the main menu.
Bonus levels:
Press A, Left, Right, Left, A at the "Press Start" screen.
Hidden characters:
Press Up, Down, Left, left, Right, Up, A, B, B, A at the main menu.