Team Aqua's Walrein EX card is a highly sought-after Holo Rare Pokémon from the EX Team Magma vs. Team Aqua set, released in 2004. With an HP of 120 and belonging to the Water attribute, this standard-sized card features the Aqua type creature Walrein, illustrated by Ken Ikuji. Manufactured by Nintendo in the United States, this limited edition card is a valuable addition to any Pokémon TCG collection, showcasing the iconic battle between Team Aqua and Team Magma.