Dimensius, All-Devouring

This creature enters tapped.

Annihilator X where X is this creature's power.

Dimensius gets +1/+0 for each permanent type among permanents on the battlefield.
Whenever an opponent sacrifices a permanent, draw a card and gain 2 life.
Whenever this creature becomes tapped, put a stun counter on it.

{1}{w}{u}{b}: untap Dimensius.