The Serperior BW20 Black & White Promos Holo card is a Pokémon TCG collectible featuring the Stage 2 Grass-type Pokémon, Serperior. This English-language promo card, illustrated by 5ban Graphics, is part of the Black & White Promos series and manufactured by The Pokémon Company. The card has a holo finish, making it a desirable addition to any Pokémon card collection.