Orokr, Tyrannical Genius

When Orokr, Tyrannical Genius enters the
battlefield, search your library for a horror
creature card. Reveal it, exile it, and shuffle your
library. As long as a card remains in exile this
way, Orokr has indestructible.
{1}{b/g}, exile Orokr, Tyrannical Genius: place all
exiled horror cards you control onto the
battlefield.
"In perfection is to be surpassed, to be immortal,
to be free."