Zhaitan, The Dread Colossus

Flying, deathtouch, protection from instants, sorceries and enchantments.
Zhaitan, The Dread Colossus' Power is equal to the number of Dragon creature cards in your graveyard.
If Zhaitan, The Dread Colossus' power is 8 or more, it gains trample and indestructible.
"I am chaos. I am the end"