It Who Destroys

Annihilator 2
Whenever a Creature would be sacrificed,
you may put a +1/+1 counter on It Who Destroys,
if you do, sacrificed creature
becomes tapped instead of being sacrificed
Remove a +1/+1 counter from
It Who Destroys,
It Who Destroys gets another
Annihilator stacked onto
Annihilator that already exist on It Who Destroys.