Raichu - 41/147 (League Challenge) is a Reverse Holofoil variant from the League & Championship Cards set, categorized as a Promo rarity. Currently valued at $13.12, it has a limited market presence with 45 graded copies by PSA, reflecting a gem rate of 15.6% for those achieving PSA 10 status. Collectors recognize its significance due to its competitive context and the rarity associated with promotional cards.