The Aquarium

Krakens, Leviathans, Octopuses, and
Serpents creatures have indestructible.
{5}, {t}: Sacrifice this card, reveal the top 8
cards of your library. Put one Kraken,
one Leviathan, one Octopus and one
Serpent creature at random, on the
battlefield. Put the rest of the cards in
your graveyard.