The Ur-Dragon [Commander 2017] Elemental Set: Portal Three Kingdoms Type:

Set: Portal Three Kingdoms Type: Legendary Creature — Human Advisor Rare Cost: {1}{U}{U} {T}: Target creature can't be blocked this turn

Set: Legends Type: Creature — Horror Rare Cost: {3}{B} {T}

Set: Portal Three Kingdoms Type: Creature — Goat Common Cost: {R} Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain

Whenever a Mountain is tapped for mana

The Ur-Dragon [Commander 2017] Elemental Set: Portal Three Kingdoms Type:Set: Commander 2017 Type: Legendary Creature Dragon Avatar Mythic Cost: {4}{W}{U}{B}{R}{G} 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.