Contamination 178/390 (Mystery Booster 2) - Future Sight Foil

At the beginning of your upkeep, sacrifice this enchantment unless you sacrifice a creature. If a land is tapped for mana, it produces {B} instead of any other type and amount.

NM - $68.50
LP - $54.80
MP - $41.10
HP - $27.40
DMG - $13.70