Guardian Beast [Arabian Nights] Guardian Spend this mana only to

Spend this mana only to cast a Sliver spell

Set: Sun & Moon: Burning Shadows Type: Water Rarity: Ultra Rare Retreat cost: Colorless

Set: XY: Primal Clash Type: Metal Rarity: Ultra Rare Retreat cost: Colorless

Set: Best of Promos Type: Psychic Rarity: Promo Retreat cost: Colorless

Guardian Beast [Arabian Nights] Guardian Spend this mana only toSet: Arabian Nights Type: Creature Beast Rarity: Rare Cost: {3}{B} As long as Guardian Beast is untapped, noncreature artifacts you control can't be enchanted, they have indestructible, and other players can't gain control of them. This effect doesn't remove Auras already attached to those artifacts.