Dusk Mangler is a uncommon Creature — Horror card from Foundations Jumpstart (J25), collector number 430. Current market price: $0.35, TCGplayer market prices via Scryfall.
As an additional cost to cast this spell, sacrifice a creature, discard a card, or pay 4 life. When this creature enters, each opponent sacrifices a creature of their choice, discards a card, and loses 4 life.