Zantchal, Eldrazi of Thought

Devoid, Annihilator 2,
When Zanchal, Eldrazi of Thought enters the battlefield, you gain 6 life and draw 2 cards.
For each Mind Counter on Zantchal, Eldrazi of Thought, Zantchal gets +2/-1
{1}, Put a Mind counter on Zantchal, Eldrazi of Thought
{1}, Remove a mind counter from Zantchal, Eldrazi of Thought