Take my grey-haired wisdom for what worth it has and create, battle and win
Just don't put Ur-Dragon into your graveyard and except to go off with this
For those eager to acquire copies immediately, I wish you the best of luck in opening these expensive cards from your booster packs.
However this strategy is already better than the previous level as, frankly, games of EDH tend to be won or lost on the back of your deck, not your commander
Whats going on with its neck?) belies an eminently rare card that has never once been reprinted, leading to a market price above $30
10 Estrid, The Masked Estrid, The Masked among the select few planeswalkers that can be used as your commander