Pactbound Assassin

{b}{b}, Sacrifice Pactbound Assassin: Destroy
target Creature. You lose 2 life.
Lieutenant- As long as you control your
commander, Pactbound Assassin has
"{2}{b}{b}: Return Pactbound Assassin from
your graveyard to the battlefield. Activate
this ability only any time you could cast a Sorcery"