"Defective Detective [Foil]" is a card from the Magic: The Gathering Unstable set, classified as an Unknown rarity. Currently valued at $0.29, it appeals to collectors interested in humorous and unconventional mechanics characteristic of the Unstable series. Its foil version enhances its visual appeal, though it remains relatively low in market demand compared to other cards in the set. Collectors often seek it for its quirky design and thematic elements.