Scion of the Ur-Dragon{W}{U}{B}{R}{G}
Legendary Creature — Dragon Avatar
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."
4/4
Artist: Jim Murray