Quicksilver Dragon [Foil] is a notable card from the Magic: The Gathering Onslaught set, categorized as an Unknown rarity. Currently valued at $20.81, this foil version appeals to collectors due to its unique artwork and playability. As part of a set known for its focus on morph mechanics and creature abilities, Quicksilver Dragon holds a niche in both gameplay and collection markets. Its value reflects ongoing demand among players and collectors alike.