Malik, Grim Manipulator is a mythic Legendary Creature — Human Rogue card from Universes Within (SLX), collector number 23. Current market price: $5.19, TCGplayer market prices via Scryfall.
When Malik, Grim Manipulator enters, you and target opponent each secretly choose a creature that player controls. Then those choices are revealed, and that player sacrifices those creatures. Whenever an opponent sacrifices a creature, you create a Treasure token.