The Pokémon TCG 2000 Gym Heroes Brock's Onix 1st Edition #69 PSA 10 GEM MT is a highly sought-after collectible card featuring Brock, the iconic Pokémon character. This rare card from the Gym Heroes set, manufactured by The Pokémon Company in 2000, is made of high-quality card stock and has a standard size. With a PSA 10 GEM MT grading, this card is in mint condition and has a population of only 74 in existence, making it a valuable addition to any collector's deck. The card is in English and is considered a common rarity within the Pokémon TCG game.