Cheats for Mr. Do! SNES
Level select:
Press Down(8) when the Universal logo is displayed during the introduction sequence. A level select option will appear on the main menu.
Ninety nine lives:
Press Left(8) when the Universal logo is displayed during the introduction sequence.
Alternate title screen:
Press Up(8) when the Universal logo is displayed during the introduction sequence. ‘Mr. Du!’ will appear on the title screen.