Xerneas ex is a Holofoil variant card from the Scarlet & Violet Promos set, identified as card #179. As a Promo rarity, it holds a unique position among collectors due to its limited availability. Currently valued at $0.83, its market presence reflects the ongoing interest in promotional cards within the Pokémon trading card game. Collectors often seek this card for its aesthetic appeal and connection to the series' lore.