The product is a 2021 Pokémon SWSH Black Star Promo card featuring Greninja in its Gold Star form, with a PSA 10 rating. This collectible card falls under the Pokémon TCG category and is part of the Celebrations Elite Trainer Box set. As a Black Star Promo card, it is considered rare and sought after by collectors. With its unique design and high rating, this Greninja-Gold Star card is a valuable addition to any Pokémon card collection.
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