Mankey [Reverse] #56 is part of the 151 Collect set in Pokémon, holding an Unknown rarity designation. Currently valued at $1.92, this card appeals to both collectors and players due to its unique reverse holo finish. Its position in the market reflects the ongoing interest in the 151 Collect set, which features various Pokémon with vibrant artwork and nostalgic value. Grading and sales data indicate steady demand among enthusiasts.