These interests are similar to the gameboy interest.

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RetroFlag GPi CASE Series

Retroflag GPi Case
Finally, a plug-and-play Game Boy Zero!
RetroFlag GPi CASE Setup
Learn how to assemble, set up, configure, and use the GPi.
How to save and load Retroflag GPi games
Don't worry, you can pick up where you left off later!

Original Game Boy Repair Series

Repairs and Troubleshooting
Something wrong with your Game Boy? Let's fix it!
Shell Replacement
In this guide, I’ll be updating a back-lit Game Boy with a yellow Play It Loud shell.
Fix Sticky Buttons
You can't play anything like this. Let's fix it!
Fix Vertical Lines
You can't play it like this!

Original Game Boy Modding Series

Game Boy Mods
Game Boys are awesome. Let's make them even better!
Backlight Mod
You can play your Game Boy in the dark now!
Bivert Chip Mod
Let’s invert those pixels!
Bass Boost Mod
All about that bass? Let's crank it up!