Mox Opal [Modern Masters 2015] Urza's Saga Set: IDW Comics 2014 Type:

Set: IDW Comics 2014 Type: Sorcery Rarity: Rare Cost: {3}{U}{U} Search target opponent's library for an artifact card and put that card onto the battlefield under your control

Set: Limited Edition Beta Type: Enchantment — Aura Rarity: Rare Cost: {W}{W}

" —Medomai the Ageless

Set: Legends Type: Artifact Rarity: Rare Cost: {3}

and his citadels lie empty

Mox Opal [Modern Masters 2015] Urza's Saga Set: IDW Comics 2014 Type:Set: Modern Masters 2015 Type: Legendary Artifact Rarity: Mythic Cost: {0} Metalcraft {T}: Add one mana of any color to your mana pool. Activate this ability only if you control three or more artifacts. The suns of Mirrodin have shone upon perfection only once.