The Revelations of Ezio

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Destroy target tapped creature an opponent controls. II — Whenever an Assassin you control attacks this turn, put a +1/+1 counter on it. III — Return target Assassin creature card from your graveyard to the battlefield with an additional +1/+1 counter on it.