good cards for a dragon deck mtg Commander EDH Deck The Ur-Dragon 100 Magic – Moonveil Games where X is the result Good cards for Ur-Dragon :

Hydra Hydra are known for their numerous heads and the ability to grow stronger as the game progresses

1 Traditional foil borderless or extended-art main set card, mana foil card, traditional foil Japan Showcase card, traditional foil Special Guests card, or fracture foil Japan Showcase The breakdown is below: This can be 1 of the 43 borderless rares (34.5%) or 17 mythic rares (6.8%, including 5 borderless planeswalkers)

That means you can kill off Planeswalkers, make an Everflowing Chalice useless, and basically anything else you could want

Sinkhole costs two Black mana and destroys a target land

Viviens passive ability is desirable in Commander since it allows you to dig through your deck, and having many copies of this ability in your deck is desirable