Name: Mortal Obstinacy Cost: W CMC: 1 Color: W CID: W Type: Enchantment -- Aura Rules Text: Enchant creature you control Enchanted creature gets +1/+1. Whenever enchanted creature deals combat damage to a player, you may sacrifice this Aura. If you do, destroy target enchantment. Set/Rarity: Journey into Nyx common Legality: Legal in paupercommander, Legal in vintage, Legal in duel, Legal in pauper, Legal in modern, Legal in oathbreaker, Legal in penny, Legal in pioneer, Legal in commander, Legal in legacy Price: $0.10 Foil price: $0.27