Rathi Assassin [Nemesis]

Set: Nemesis Type: Creature — Zombie Mercenary Assassin Rare Cost: {2}{B}{B} {1}{B}{B}, {T}: Destroy target tapped nonblack creature. {3}, {T}: Search your library for a Mercenary permanent card with converted mana cost 3 or less and put it onto the battlefield. Then shuffle your library.