Mox Opal [Double Masters] Legs Set: Mirrodin Besieged Promos Type:

Set: Mirrodin Besieged Promos Type: Sorcery Rarity: Rare Cost: {X}{B}{B} Put X -1/-1 counters on each creature

This effect doesn't remove Black Ward

Set: Portal Three Kingdoms Type: Sorcery Rarity: Uncommon Cost: {2}{U} Draw a card for each tapped creature target opponent controls

Set: Core Set 2019 Prerelease Promos Type: Legendary Creature — Elder Dragon Rarity: Mythic Cost: {1}{U}{B}{R} Flying

Set: Gym Challenge Unlimited Type: Fire Rarity: Holo Rare Retreat cost: Colorless

Mox Opal [Double Masters] Legs Set: Mirrodin Besieged Promos Type:Set: Double Masters Type: Legendary Artifact Rarity: Mythic Cost: {0} Metalcraft {T}: Add one mana of any color. Activate only if you control three or more artifacts. The suns of Mirrodin have shone upon perfection only once.