The Pokémon TCG Umbreon GX #154 from the Sun & Moon Base Set is a highly sought-after Secret Rare Full Art card featuring the Darkness attribute. With a high HP of 200 and a Stage 1 evolution, this card is a powerful addition to any Pokémon TCG collection. Illustrated by 5ban Graphics, this English-language card showcases the character Umbreon in its GX form, making it a must-have for collectors and players alike.