Their ability lets you sacrifice a creature, then draw cards equal to its mana value
Sometimes this deck can feel like a numbers game, cause much of the deck is designed around getting to nine mana as quickly as possible, with access to all five colors, so you can drop The Ur-Dragon and then start attacking to trigger its attack effect
Imagine countering one players only spell, drawing some cards off Dig Through Time in the next, then setting up a Cyclonic Rift before you untap
Dragonfire Blade Dragonfire Blade benefits from lots of ways to cheat the equip costs, but the baked in one counts the colors on say a 3-color legendary or free on Avatar Aang is all too common a scenario
Of course, heavy use of auras can easily be the build for any of these commanders, and theres some overlap on the lists, but I look toward some broader build options here
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