For sale is the instruction booklet for the classic puzzle game Dr. Mario on the Nintendo Game Boy. This booklet is a must-have for any collector or enthusiast looking to complete their game package. It contains instructions on how to play the game and get the most out of your gaming experience. The booklet is in great condition and has been well-maintained over the years. It is compatible with all regions and is rated E for everyone. Get your hands on this rare piece of gaming history today!