Ingenious Mastery is a rare Sorcery card from Strixhaven: School of Mages Promos (PSTX), collector number 44p. Current market price: $0.17 (foil $0.33), TCGplayer market prices via Scryfall.
You may pay {2}{U} rather than pay this spell's mana cost. If the {2}{U} cost was paid, you draw three cards, then an opponent creates two Treasure tokens and they scry 2. If that cost wasn't paid, you draw X cards.