Balthazar, who Laughs

+1: Upto two target creatures gain undying, and "Whenever this creature enters the battlefield, it's controller draws a card"
-3: Gain control of target creature. It gains haste and deathtouch. Sacrifice it at the beginning of the next end step
-8: You get an emblem with "Whenever a demon creature enters the battlefield, destroy upto one non-demon creature"