Mournwillow [Foil] is a card from the Eldritch Moon set of Magic: The Gathering, classified as an Unknown rarity. Its current market value stands at $0.31, reflecting its niche appeal among collectors and players. The card's unique mechanics and thematic ties to the set contribute to its interest, though it remains relatively affordable compared to higher-demand cards within the same expansion. Graded copies may fetch higher values depending on condition and demand.