grovyle pokemon card value #31 Prices | Ruby & Sapphire Celestial Storm Type Grovyle - Pokémon TCG Pocket

Trainer Cameos Certain Pokmon cards feature trainer cameos, offering fans fun references to famous Pokmon trainers or characters in the background of the artwork

I dont know where the answer lies here

And there just so happen to be some Pokmon, like Zacian V CEL, that benefit a lot from all these Psychic Energy

Well, according to the auction listing, only 31 of the cards were ever PSA certified, with the specific card in question being the sole one of those to get the maximum 10 rating

That makes its rarity and value even more remarkable

Shiny Pokmon cards apply a special holographic ink to their artwork that lets them, well, shine in the light