Deathwatch Prowler

Morbid --- When Deathwatch Prowler enters the battlefield, if a creature died this turn, creatures you control gain deathtouch until end of turn.
{4}{b}: Return Deathwatch Prowler from your graveyard to your hand. Activate this ability only if Deathwatch Prowler died this turn.
Evoke {1}{b/g}{b/g} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)