Vazithar, Root of Ancients

Flying, Menace
•When Vazithar enters the battlefield or attacks,
return target creature from your graveyard to the battlefield, it's a spirit in addition to its other
types.
•Other Spirits you control get -1/-0
{1}{b}{g}, Sacrifice a Creature : Draw a Card
The kin trees have stood for centuries, but few know
where their roots are grounded