Aku

Indestructible
As long as your devotion to red and black is less than 10, Aku isn't a creature.
{2}{b}{b}: Put an experience counter on Aku. Search your library for a creature card with
mana cost equal to or less than the number
of experience counters on Aku and put it on
top of your library. Lose 5 life.
Once again, I am free to smyte the world as I did day's long past!