From our collection to yours. Original Pokemon TCG Dark Gyarados Prerelease Holo Promo card from the Wotc set, featuring the Atrocious Pokemon Gyarados with 70 HP. This English card, manufactured by The Pokemon Company in 2000, is a vintage collectible card made of card stock with a holo finish. It is a Stage 1 Pokemon card with an attack power of 30, illustrated by Kagemaru Himeno, and numbered 08/82. The Dark Gyarados card is a rare promo card for Pokemon TCG enthusiasts looking to add a unique and sought-after piece to their collection.