Kesra, the Insurgent

Lifelink, Annihilator 2.
Treacherous (This creature can only be blocked by one or more creatures of the same type.)
If Kesra, the Insurgent would die due to combat damage or creature abilities from an Eldrazi an opponent controls, sacrifice Kesra, the Insurgent. If you do, exile that creature.
Absolute power only lasts for so long.