Cemetary appliance

When Cemetary appliance enters, create three 2/2 black Zombie creature tokens with decayed.

Whenever a creature enters the battlefield from your graveyard and whenever you cast a creature spell from your graveyard, lose 1 life and draw a card.

Sacrifice X creature tokens: Put a creature card with mana value X or less from your graveyard to the battlefield. Activate only once each turn and only as
a sorcery.