Riverchurn Monument (Gold Foil) Finish:Foil (You may cast a spell

(You may cast a spell for its prowl cost if you dealt combat damage to a player this turn with a creature with any of its creature types

{P}{P} — Choose artifact or enchantment

you draw a card and create a Treasure token

Sacrifice a creature: Add one mana of any color

(It is every creature type

Riverchurn Monument (Gold Foil) Finish:Foil (You may cast a spell{1}, {T}: Any number of target players each mill two cards. (Each of them puts the top two cards of their library into their graveyard.) Exhaust {2}{U}{U}, {T}: Any number of target players each mill cards equal to the number of cards in their graveyard. (Activate each exhaust ability only once.)