Hurkyl, Master Wizard is a rare Legendary Creature — Human Wizard Advisor card from The Brothers' War (BRO), collector number 51. Current market price: $0.32 (foil $0.35), TCGplayer market prices via Scryfall.
At the beginning of your end step, if you've cast a noncreature spell this turn, reveal the top five cards of your library. For each card type among noncreature spells you've cast this turn, you may put a card of that type from among the revealed cards into your hand. Put the rest on the bottom of your library in a random order.