Korvold and the Noble Thief

CMC 4

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.") III — Exile the top three cards of target opponent's library. You may play those cards this turn.