The Prince of All Creation

Indestructible, Flying, Lifelink
As an additional cost to cast this spell, go to 1 life
and mill the top 25 cards of your library.
The Prince of All Creation enters the battlefield
with 3 Revelation counters on it. At the
beginning of your upkeep, remove a Revelation counter from The Prince of All Creation. Then,
if there are no Revelation counters on it, you win
the game.