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 Promos rare, Rivals of Ixalan rare Set Code: PRIX-R, RIX-R Legality: Legal in oathbreaker, Legal in vintage, Legal in historic, Legal in timeless, Legal in modern, Legal in brawl, Legal in penny, Legal in commander, Legal in duel, Legal in gladiator, Legal in pioneer, Legal in legacy Price: $0.35 Foil price: $0.29