The M Gengar EX XY166 XY Holo card is a rare and highly sought-after collectible card for the Pokémon TCG game. Manufactured by The Pokémon Company, this English language card features a Mega stage Gengar with 210 HP and a special EX attribute. With a holographic finish, this promotional card is part of the XY set and is a valuable addition to any Pokémon card collection.
