This page contains Mario's Picross Hints for GameBoy called "Change Background: Color" and has been posted or updated on Nov 1, 2006 by estrema. Let us know what you think of this Hint by thumbs voting.
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.
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.
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