Call Of The Wendigo

Trample, Deathtouch, Lifelink
{6}{b}{b}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)
When Call Of The Wendigo becomes monstrous, destroy all non-Wendigo creatures.
{3}: Draw a card, then discard a card.