Astro Boy: The Video Game
Various cheats:
While playing press start button, while on the menu
press enter the code to activate it.
Change Costume – R, Up, L, Up, Down, R
Disable Super – L, L, R, R, L, Left
Infinite Dashes – R, R, L, R, Left, Up
Invincibility – Up, Down, Down, Up, L, R
Max Skills – Left, Left, R, Down, Down, L