Name: Withering Boon Cost: 1B CMC: 2 Color: B CID: B Type: Instant Rules Text: As an additional cost to cast this spell, pay 3 life. Counter target creature spell. Set/Rarity: Mirage uncommon Set Code: MIR-U Legality: Legal in premodern, Legal in legacy, Legal in vintage, Legal in commander, Legal in duel, Legal in oathbreaker, Legal in predh Price: $11.35