The console Game Boy did not originate from fanon, and more information can be found on their respective wiki(s). You may read more about it on the following wiki(s):

This article is about the game console. For information about the item of the same name in Super Mario Maze, see Game Boy (item).
Game Boy
A Game Boy.
Developer(s) Nintendo
Console Type Handheld
Subtype(s) Game Boy Pocket, Game Boy Light

The Game Boy is Nintendo's second handheld console. It was first released in Japan in April 21, 1989. It was followed by the Game Boy Color and the Game Boy Advance. It was one of the best-selling game systems of all time, selling around 64.4200.000 units worldwide.

It had five buttons: A, B, D-Pad, Start and Pause, the same configuration of the Nintendo Entertainment System. Its graphics had a limit of four green tones only. Its slogan was "Now you're playing with power, portable power!".

The Game Boy was created by Gunpei Yokoi, who also have created the Ultra Hand toy and the Game & Watches. Although monochrome, it beat it's coloured rival the later released SEGA Game Gear by selling 64.42 million units worldwide compared to the Game Gears measly 11 million.

Game Gallery