Alatreon, Black Dragon

Eminence - As long as Alatreon, Black Dragon is in the command zone or on the battlefield, other Dragon spells
you cast cost {1} less to cast.
Flying
Whenever one or more Dragons you control attack, draw that many cards, then you may put a permanent card from your hand unto the battlefield.
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Known as a symbol of destruction, people fear even uttering its name. It's rumored to control all of the elements.