Mox Opal [Kaladesh Inventions] Alliances they put the top card

they put the top card of their library into their graveyard

each player may pay any amount of life

Maro-Sorcerer's power and toughness are each equal to the total number of cards in all players' hands

Set: Judge Gift Cards 2009 Type: Land Rare Cost: {T}

Set: Judge Gift Cards 2005 Type: Land Rare Cost: {T}: Add {C}

Mox Opal [Kaladesh Inventions] Alliances they put the top cardSet: Kaladesh Inventions Type: Legendary Artifact Mythic Cost: {0} Metalcraft {T}: Add one mana of any color. Activate this ability only if you control three or more artifacts. On loan from a private collection, this unique mechanism extracts power from a carefully prepared gemstone.