"Crystal Spray [Foil]" is a unique card from the Magic: The Gathering Invasion set, classified as Unknown rarity (#50). Currently valued at $47.00, it appeals to collectors due to its foil finish and the strategic versatility it offers in gameplay. As part of a well-regarded expansion, its market presence reflects both nostalgia and demand among players and collectors alike. Grading and sales trends indicate a steady interest in this particular card.