Elder Lich

Indestructible
When Elder Lich enter into the battlefield,
create an artifact token 0/1 phylactery. If there
is no phylactery on the battlefield, exile the Elder
Lich.
{1}{b}{b}{b}{t} : Destroy target creature. Put this
creature under your control.
{x}{b}{b}{t} : Put a creature card with a cost of
X mana from a graveyard into the
battlefield under your control.