Wurmcoil Engine [Promo Foil] appears in Magic: The Gathering's Double Masters set as an Unknown rarity promotional foil variant. Collectors note it as a foil promo version of the popular artifact creature, with current market value listed at $0.00, indicating limited pricing data or no recent sales. The card's status suits collectors seeking promo or foil examples rather than playsets for tournament use. Rarity uncertainty and zero valuation suggest cautious interest and the need to verify gradi