Super C Cheats (Nes)

Hold A + B and press Start at the title screen.

Press Right, Left, Down, Up, A, B at the title screen. Then, press Start for a one player
game or Select, Start for a two player game.

Complete the game once and return to the title screen. Press B, A, Start at the title
screen to start the game again with your score intact and the lives accumulated in the
previous game.

Complete the game once and return to the title screen. Press A, B, Start at the title
screen to start the game again with your score intact and three lives.