Bazaryx, the Awoken Demise

You may pay 3 life and sacrifice three creatures
rather than pay Bazaryx' mana cost, and you may
only cast Bazaryx from your graveyard or from
exile.
Flying, deathtouch, lifelink.
Sacrifice a creature: Exile Bazaryx. Activate this ability only if Bazaryx is on the battlefield, in
your hand or in your graveyard.