The Double Colorless Energy - 90/108 (North America Championships) [Staff] is a noteworthy card from the League & Championship Cards set in the Pokémon Trading Card Game. As a Promo rarity Reverse Holofoil variant, it holds a significant place among collectors, currently valued at $140.00. Its unique status as a staff promotional item adds to its appeal, making it a desirable addition for both players and collectors alike.