PKSM allows you to generate any event Pokémon. Some themes for PKSM include QR code scanning to quickly import Pokémon data (PK8/9 files). However, this is for injecting a legal Celebi into your Heart Gold save file, not scanning with the game itself.
So why are thousands of fans still searching for "Pokémon Heart Gold QR codes"? And more importantly, how can you actually get those rare, unobtainable Pokémon in your Johto adventure today? Pokemon Heart Gold Qr Code
Even if that happens, it wouldn't be "scanning a QR code in Heart Gold." It would be scanning a QR code with your phone to send a cheat code to the emulator . For now, the DNS exploit remains the holy grail. You came here looking for a quick, magical scan to unlock the secrets of Johto. That technology does not exist for Pokémon Heart Gold . But that is actually good news, because what does exist is easier than you think. PKSM allows you to generate any event Pokémon