It obviously isn’t a true Game Boy game, but this was my submission for a game jam with a small resolution and 4 color limit. The game is based around the ability to teleport the player and taught me a lot about making simple games in 3D. Hopefully the code is helpful to someone!
Play the Game: https://thebuffed.itch.io/you-have-12-seconds
Source Code: https://github.com/erdavids/12-Seconds
The Game Jam: https://itch.io/jam/gbjam-8