This rare Walrein card from the Pokémon TCG Mysterious Treasures set is sure to be a prized possession for any collector. With its stunning reverse holo finish and water attribute, this card is a must-have for any fan of the game. The card features the character Walrein and is numbered 39/123, making it a highly sought-after addition to any collection. Manufactured by Nintendo, this card is of the highest quality and is sure to impress even the most discerning collector.