The 2025 Pokemon Black Star Promos #027 Haunter Mega Gengar Ex Battle Deck CGC 10 is a highly sought-after collectible card game item featuring the Darkness attribute, Ghost creature type, and a Stage 1 Pokemon card named Gengar ex. Manufactured by The Pokemon Company in the United States, this rare card has a Black Star Promo rarity with a holo finish, making it a valuable addition to any Pokémon TCG collection.