Garza's Assassin
{B}{B}{B}
Creature -- Human Assassin
2/2
Sacrifice ~this~: Destroy target nonblack creature.
Recover--Pay half your life, rounded up. (When another creature is put into your graveyard from the battlefield, you may pay half your life, rounded up. If you do, return ~this~ from your graveyard to your hand. Otherwise, exile ~this~.)