Name: Baleful Mastery Cost: 3B CMC: 4 Color: B CID: B Type: Instant Rules Text: You may pay {1}{B} rather than pay this spell's mana cost. If the {1}{B} cost was paid, an opponent draws a card. Exile target creature or planeswalker. Set/Rarity: Magic Online Promos rare, The List rare, Strixhaven: School of Mages rare, Strixhaven: School of Mages Promos rare, Outlaws of Thunder Junction Commander rare Set Code: PRM-R, PLST-R, STX-R, PSTX-R, OTC-R Legality: Legal in vintage, Legal in penny, Legal in pioneer, Legal in duel, Legal in gladiator, Legal in modern, Legal in timeless, Legal in legacy, Legal in brawl, Legal in historic, Legal in oathbreaker, Legal in commander Price: $2.20 Foil price: $2.88