The Ur-Dragon The Ur-Dragon was the headline card in one of the most expensive Commander decks ever, and not seeing a real reprint since, it still costs $40
If you only happen to have Ze Amin on hand, you can already make use of the P.U.N.K
The biggest issue with this card is its considerably circumstantial, so while its pretty good, it wont always be the most useful card to have in hand
(Activate only during your upkeep and only once each turn.) Watermark: Azorius Illustrated by William Simpson Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
It is in Grixis (black, blue, and black) colors, which is one of the best colors you can have for Treasure decks
Featuring cards drawn from across Innistrads history, this booster box supports Limited formats like Draft and Sealed while also offering exciting opportunities for deckbuilding and collecting