Aurelion Sol, Creator

Indestructible. Flying, Ward {3}
During your upkeep, reveal the top 5 cards of
your library. Each player, starting with you,
chooses to add a card to your hand or graveyard.
Cards not chosen this way are exiled instead.
{w}{u}{b}{r}{g},{t}: Shuffle your hand and graveyard
into your Library; Draw 3 cards.
At the beginning of your endstep, you may
put a card you own from exile to the bottom of
your library.