Name: Sphinx's Decree Cost: 1W CMC: 2 Color: W CID: W Type: Sorcery Rules Text: Each opponent can't cast instant or sorcery spells during that player's next turn. Set/Rarity: Rivals of Ixalan rare, Rivals of Ixalan Promos rare Legality: Legal in vintage, Legal in historic, Legal in pioneer, Legal in brawl, Legal in timeless, Legal in legacy, Legal in oathbreaker, Legal in commander, Legal in gladiator, Legal in modern, Legal in penny, Legal in duel Price: $0.14 Foil price: $0.30