"Shock [Foil]" is a red instant spell from the Magic: The Gathering M14 set, known for its ability to deal 2 damage to any target. As an Unknown rarity card, it currently holds a market value of $0.50, appealing to both casual players and collectors. The foil variant adds a visual element that can attract collectors seeking unique versions of staple cards. Its consistent utility in various formats contributes to its ongoing demand.