With four Attune with Aether in the deck, you will only need 21 lands to complete the mana base
Its ability is perhaps a bit restricted in standard games of MTG, but with it being useful for Aura cards that each have a different name to other Auras you control, its perfect when Commander rules dictate that each card in a deck only has a single copy anyway
Every time this card does combat damage to other players, you can choose to exile any of your nonland permanents and return them back into play, also retriggering their ETB abilities
Scion of the Ur-Dragon Foil, $74.01 Scion of the Ur-Dragon has always enjoyed a high foil multiplier, being the sole go-to commander for five-color dragons
2 Coin Condition Markers
(Create an Incubator token with X +1/+1 counters on it and ": Transform this token." It transforms into a 0/0 Phyrexian artifact creature.) Creature - Phyrexian Brimaz, Blight of Oreskos Whenever you cast a Phyrexian creature or artifact creature spell, incubate X, where X is that spell's mana value
