Marios Picross Cheats for Game Boy

Change Background Color
This code requires a Super GameBoy.

Enter one of the following codes during game play to change the background to match the corresponding GameBoy case colors.

Code Color
Hold Start Green Hold Right + Start Red Hold Up + Start Black Hold Down + Start White Hold Left + Start Yellow

To change to the transparent Game Boy, sweep the D-pad continually in a Full-Circle until a tone is heard. Hold the D-pad in that direction and press Start.

Super Game Boy Colors

Note: This code requires that this game is used with a Super Game Boy cartridge in a Super NES console. Enter one of the following codes during game play to change the background to match the corresponding Game Boy case colors.

Hold Start for Green
Hold Right + Start for Red
Hold Up + Start for Black
Hold Down + Start for White
Hold Left + Start for Yellow

To change to the transparent Game Boy, sweep the D-pad continually in a Full-Circle until a tone is heard. Hold the D-pad in that direction and press Start.

Deleted saved data

Highlight a saved data file, then hold A + B + Select to display an option to delete that file.