https://www.amazon.com/Pocket-Monster-Compatible-FIRERED-Version/dp/B0B7HPNZRM/ref=asc_df_B0B7HPNZRM/?tag=hyprod-20&linkCode=df0&hvadid=598954141362&hvpos=&hvnetw=g&hvrand=12760987841385048349&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9010540&hvtargid=pla-1747550613054&psc=1

One of the Amazon Listings I found. Seems authentic But I have no way of knowing.