Cthulhu, Strange Ocean

Haste, trample, deathtouch, vigilance, flying
When Cthulhu, Strange Ocean enters the battlefield, look at the top eight cards of your
library, put two into your graveyard and the rest
into your hand.
Discard two cards, {t}: Destroy all creatures you
don't control and own, then exile your library.
Immortality (If this creature dies or has no toughness, shuffle it into your library)