No one knows who made it. But every few years, a new version appears on an obscure Pokémon forum, with a changelog that just says: "Fixed the time paradox. Again."
Disclaimer: This report is for informational purposes only. The author does not condone piracy or copyright infringement. Always support official releases. Pokemon Indigo League Game Gba Rom
It is important to note that and is illegal in many jurisdictions. No one knows who made it
Some hacks integrate the "Pikachu following you" mechanic or include Jessie and James from Team Rocket as recurring mini-bosses. The Technical Appeal Pokemon Indigo League Game Gba Rom