Leafeon from the Undaunted set is a Rare rarity Reverse Holofoil variant card, numbered 17/90. It features the Grass-type evolution of Eevee, showcasing vibrant artwork that appeals to collectors. Currently valued at $17.98, this card holds a notable position in the market due to its popularity among fans of both the Pokémon Trading Card Game and the beloved Eevee evolutionary line. Graded versions may command higher prices, reflecting its desirability.