Thoughtseize [Foil], a card from the Magic Masterpiece Series: Amonkhet Invocations set, holds an Unknown rarity and is currently valued at $89.08. As a staple in competitive play, its ability to disrupt opponents' strategies by allowing a player to look at their hand and choose a nonland card to discard adds to its appeal among collectors. The foil version enhances its desirability, reflecting both its gameplay utility and aesthetic quality in the market.