Mox Opal [Kaladesh Inventions] Ultimate Rare your attack action cards with

your attack action cards with cost [3 Resource] or greater gain dominate

2: Change 1 monster on the field to face-down Defense Position or face-up Attack Position

standard unit on your battlefield or a small team operating on the edges of the map or behind enemy lines

Set: Judgment Type: Instant Rarity: Rare Cost: {1}{G} Cast this spell only during your turn

Mox Opal [Kaladesh Inventions] Ultimate Rare your attack action cards withSet: 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.