Mox Opal [Scars of Mirrodin] Limited Edition Alpha you may return another permanent

you may return another permanent you control that shares a permanent type with it to its owner's hand

"Why would I kill you all

" —Richard Adams

you may cast that card face down as a 2/2 creature spell without paying its mana cost

Set: Darksteel Type: Artifact — Equipment Rare Cost: {3} Equipped creature gets +2/+2 and has protection from white and from black

Mox Opal [Scars of Mirrodin] Limited Edition Alpha you may return another permanentSet: Scars of Mirrodin 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. The suns of Mirrodin have shone upon perfection only once.