Mox Opal [Kaladesh Inventions] Instant Set: Collectors' Edition Type: Enchantment

Set: Collectors' Edition Type: Enchantment Rarity: Rare Cost: {3}{R} Whenever a player taps a land for mana

Set: Gym Heroes Unlimited Type: Item Rarity: Rare

Set: Aquapolis Type: Supporter Rarity: Uncommon

Set: Commander Legends: Battle for Baldur's Gate Prerelease Promos Type: Enchantment Rarity: Rare Cost: {2}{R} At the beginning of your upkeep

except it's also a Phyrexian

Mox Opal [Kaladesh Inventions] Instant Set: Collectors' Edition Type: EnchantmentSet: Kaladesh Inventions Type: Legendary Artifact Rarity: Mythic Cost: {0} Metalcraft {T}: Add one mana of any color. Activate only if you control three or more artifacts. On loan from a private collection, this unique mechanism extracts power from a carefully prepared gemstone.