Celer, Shadow Assasin

Mission; Famous Mercenary, First strike

{r}, sacrifice a treasure: Exile Celer, Shadow Assasin. Put it on your battlefield untapped at the beginning of the next end step.

{b}, sacrifice a creature: Celer, Shadow Assasin gains deathtouch until the end of the turn.

Whenever a creature dealt damage by Celer, Shadow Assasin dies, create X tapped treasure tokens. X is the creature's mana value.