This item is a rare and highly sought-after Pokémon TCG card, known as Professor Oak's Research from the Expedition Base Set. It features a stunning reverse holo finish that collectors will surely appreciate. The card is made of high-quality card stock and is in lightly played condition, making it a great addition to any collection. It is a trainer-supporter card, with standard size and English language. The card's rarity is uncommon, and it is manufactured by Wizards of the Coast. This item is perfect for any fan or collector of the Pokémon TCG, and it is sure to be a valuable addition to any collection.