: They keep alive the data of "legal" event Pokémon that are no longer obtainable.
A Pokémon FireRed save file with all 386 Pokémon is a small marvel—part brag, part relic, and part community act of preservation. Whether you earn it through sweat and link cables or load it from a file found in a forgotten forum thread, staring at a complete Pokédex for the first time still delivers that quiet, familiar thrill: pokemon fire red save file all pokemon
If you encounter a "1M subcircuit board is not installed" error or can't save after the Elite Four: Options > Emulator > Save Type and set it to save editor to customize your own team? : They keep alive the data of "legal"