Opaline Unicorn - Foil Tweet Out of stock. $0.53 Wishlist Details Color: Artifact Card Text: {T}: Add one mana of any color to your mana pool. Rarity: C Cost: 3 Pow/Tgh: 1/2 Card Type: Artifact Creature - Unicorn Artist: Christine Choi Name: Opaline Unicorn Finish: Foil Card Number: 218/249 Set Name: Theros