Level Select
Press Up(2), Right(3), Down(6), Left(9), Start at the title screen. Select the “Config” option and use Left or Right to choose a starting level.

Bonus Level
Enter the cannon in zone 2-3 and press 1 + 2 + Right. Turn on the switch to open the door to the bonus level.

Do you know any additional cheats for this game? Is there an error listed above? Let us know about it and we’ll update the list.