Abbadon, Skeletal Lord

+2: Summon a 2/2 Skeletal Warrior with deathtouch.
-6: Sacrifice each Skeletal Warrior, and the opponent must sacrifice a number of creatures or permanents equal to the amount you sacrificed.
-14: Abbadon, Skeletal Lord becomes a 10/10 Legendary Creature with each of it's planeswalker abilities, that now cost 3 black mana.