Jason Todd, Red Hood

First strike
Martial Arts 2 (Whenever this creature blocks or becomes blocked, it gets +2/+0 until end of turn.)
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)
Batman is dead... I'm taking his mission to the next level.