Alith, The Unsealed

At the beginning of each opponent's upkeep, if Alith, The Unsealed is exiled, remove a pact counter from it and each player draws a card. If it has no pact counters on it, put it onto the battlefield at the end of your next turn.
Flying, hexproof, protection from Angels and from Gods, unseal 10, trample
Exile Alith from your hand with ten pact counters on it: Scry 4.