The Neopets Mystery Island Complete Set is a vintage collectible card game set released by Wizards of the Coast in 2004. This set includes 100 standard-sized cards with 20 foil cards, all in mint condition. It features cards from the Neopets TCG, specifically from the "Secrets of Mystery Island" set, making it a comprehensive and sought-after addition for collectors and players alike. This set is a valuable find for fans of the Neopets franchise and CCG enthusiasts looking to complete their collection.