Koga's Ekans Japanese card from the 1998 Pokémon Gym Heroes set is a vintage collectible featuring the Grass-type attribute, with the creature type being a Snake. Illustrated by Ken Sugimori, this Common rare card has a standard size and is made of card stock. As part of the Pokémon TCG game, this Basic stage card with HP 50 is a sought-after piece for collectors of Japanese Pokémon cards.