MTG Single

Contamination (Future Sight) [Mystery Booster 2]

$4.90
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Set: Mystery Booster 2
Type: Enchantment
Rarity: Rare
Cost: {2}{B}
At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature.
If a land is tapped for mana, it produces {B} instead of any other type and amount.