"Undermine [Foil]" is a card from the Invasion set of Magic: The Gathering, categorized as Unknown rarity. Currently valued at $45.93, it holds significance in the market for both collectors and players due to its foil treatment and unique mechanics. Its scarcity and appeal contribute to its standing, reflecting the ongoing demand for cards from this iconic set. Grading trends indicate that well-preserved versions may command even higher prices.