Mox Opal [Scars of Mirrodin] Bird " That creature can't be

" That creature can't be blocked this combat except by creatures with flying and creatures in a pile with the chosen label

or the smell

remove a scream counter from it

Set: Pro Tour Promos Type: Creature — Avatar Rarity: Rare Cost: {6}{B}{B} If there are ten or more creature cards total in all graveyards

They don't untap during their controller's next untap step

Mox Opal [Scars of Mirrodin] Bird " That creature can't beSet: Scars of Mirrodin 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.