Glistening Sphere [Phyrexia: All Will Be One Commander] Labyrinth of Nightmare Set: Sword & Shield: Black

Set: Sword & Shield: Black Star Promos Type: Dragon Rarity: Promo Retreat cost: Colorless

Set: Sword & Shield: Crown Zenith Type: Psychic Rarity: Ultra Rare Retreat cost: 2

Country Of Origin: Printed in the USA

or the effects of cards

Glistening Sphere [Phyrexia: All Will Be One Commander] Labyrinth of Nightmare Set: Sword & Shield: BlackSet: Phyrexia: All Will Be One Commander Type: Artifact Rarity: Rare Cost: {3} Glistening Sphere enters the battlefield tapped. When Glistening Sphere enters the battlefield, proliferate. T: Add one mana of any color. Corrupted T: Add three mana of any one color. Activate only if an opponent has three or more poison counters.