Scion of the Ur-Dragon [Commander 2017] Human Artificer you may exile any number

you may exile any number of tokens created with Tetravus

if it had no -1/-1 counters on it

Then exile it

Flashback {3}{G} (You may cast this card from your graveyard for its flashback cost

Set: Commander Anthology Type: Land Rarity: Uncommon {T}: Add {C}

Scion of the Ur-Dragon [Commander 2017] Human Artificer you may exile any numberSet: Commander 2017 Type: Legendary Creature Dragon Avatar Rarity: Rare Cost: {W}{U}{B}{R}{G} Flying {2}: Search your library for a Dragon permanent card and put it into your graveyard. If you do, Scion of the Ur Dragon becomes a copy of that card until end of turn. Then shuffle. "I am the blood of the ur dragon, coursing through all dragonkind."