I've never seen a Pokemon Gold version have the GBA compatibility on the back. : r/Gameboy
PRE ORDER Pokemon Prism for Gameboy Colour Fan Made Game - Etsy
NINTENDO GAME BOY COLOR PIKACHU EDITION (GameBoy Pokémon Pokemon) in Baden-Württemberg - Freiburg im Breisgau | DS(i) & PSP gebraucht kaufen | eBay Kleinanzeigen