Aethor, The Entity Dragon

Indestructible, Flying, Hexproof
Aethor cannot attack, block, or activate abilities unless it has ten or more charge counters on it
Whenever a nontoken permanent enters the battlefield under your control, you may exile it. If you do, put a charge counter on Aethor
Whenever Aethor attacks, you get a Divinity counter.
{w}{u}{b}{r}{g}{t}: If you have 10 or more divinity counters, you win the game