Aevlar, Skullpiercer

+1: Exile target creature, that creature's controller gains life equal to the creature's mana cost.
-2: Target Assassin you control gains 3 +1/+1 counters, deathtouch, lifelink, haste, and double strike until end of turn.
-10: Exile any number of creatures you control, then put a 3/2 black assassin creature token onto the battlefield for each card exiled this way.