The product is a Rare Pokémon card from the Gym Heroes set, featuring Brock's Onix as the character. This card, numbered 21/132, is part of the Collectible Card Games category. With a Hero creature/monster type, this Pokémon card is a valuable addition to any Pokémon TCG collection. The card is from the WOTC era and has a regular finish, making it a sought-after item for collectors and players alike.