gold foil pokemon cards real or fake vs Fake: How to Authenticate Metal Pokémon | LegitApp Pokemon Gold Foil - Pikachu,

If youre a collector of physical Pokmon TCG cards, you can also redeem code cards found in specially marked Pokmon TCG products to unlock digital rewards such as booster packs, constructed decks, promo cards, and more

This proves that the person who possesses this card participated in the Secret Super Battle Best in Japan Deciding Match. Thanks, Bulbapedia

Small details make or break authenticity

This happens a way to often these days and people mark cards as fake which are perfectly fine

There will be a total of three types of packages with designs depicting Pikachu, Eevee, and the first three character and their evolved Pokmon

Finally, if you buy this set, no refunds