Wish I had kept mine even though they aren't worth much In 1999, Burger King released a set of six limited edition 23 karat gold plated Pokmon cards to promote the theatrical release of Pokemon Collectible Limited Edition 23K Gold Trading Cards Review Burger King Pokmon 23K Limited Edition Gold Plated Trading Card Infinite Possibilities I think I collected ALL metal trading cards! Including the 23K gold plated ones from 1999! : r PokemonTCG 1999 Nintendo Pokemon "Mewtwo" 23K Gold Plated Trading Card, Very Nice Condition, Limited Edition, Very Collectible Auction 1BID Fanatics Collect In 1999, Burger King released a special promotion featuring 23K gold plated Pokmon cards. Each card came sealed in a Pok Ball case with a Instagram