25th Anniversary Collection is the name given to the Japanese set S8a released during the sword and shield of the Pokmon collectible card game. The set was released in Japan on October 22, 2021 and contains 28 special cards dedicated to the anniversary! Pokmon 25th Anniversary Collection is a commemorative set for fans to celebrate the 25th anniversary of the Pokmon GCC. Each sachet contains 5 cards and five Holo cards plus a basic energy can be present.