The Ur-Dragon (CMM) #689 [EN/F] s/o

{4}{W}{U}{B}{R}{G} · Legendary Creature — Dragon Avatar · 10/10 · Eminence — As long as The Ur-Dragon is in the command zone or on the battlefield, other Dragon spells you cast cost {1} less to cast. Flying Whenever one or more Dragons you control attack, draw that many cards, then you may put a permanent card from your hand onto the battlefield. · Illustrated by Tyler Walpole · Commander Masters #689 · EDHREC rank 2591 · Magic: The Gathering, MTG