The Ur-Dragon (Foil Etched) [Commander Masters] XY177 destroy all untapped creatures that

destroy all untapped creatures that didn't attack this turn

Set: Mythic Edition Type: Legendary Planeswalker — Tezzeret Rarity: Mythic Cost: {2}{U}{B} +1: Look at the top five cards of your library

It is everywhere you've ever been

but how could that be

Exile Tomb Fortress: Mill four cards

The Ur-Dragon (Foil Etched) [Commander Masters] XY177 destroy all untapped creatures thatSet: Commander Masters Type: Legendary Creature Dragon Avatar Rarity: 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.