Malagar, The Black Herald

Whenever you cast an instant or sorcery spell,
each opponent mills card equal to that spells converted mana cost. If a creature card is
milled this way, create a 2/2 black Horror creature token.

{6}{b}{b} Exile Malagar from your graveyard: Exile each players graveyard, create 2/2 black Horror token for each creature exiled this way.