Contamination [The List] Psychic[+40] Set: Sun & Moon: Unbroken

Set: Sun & Moon: Unbroken Bonds Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

Set: Black & White: Boundaries Crossed Type: Water Rarity: Ultra Rare Retreat cost: Colorless

Toward the end

Set: EX: Sandstorm Type: Metal Rarity: Ultra Rare Retreat cost: Colorless

More than one mage was driven insane by the sound of the Millstone relentlessly grinding away

Contamination [The List] Psychic[+40] Set: Sun & Moon: UnbrokenSet: The List 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.