LaVoisin,Witch of Inferno

+1: Sacrifice a creature. Add two mana of any color to your mana pool. Each opponent must sacrifice a creature.
-3: Each creature you control has persist. Each you control has creature has "sacrifice another creature" on it.
-9: Each players life total becomes 1. You get a emblem, "Whenever a creature you control dies it deals 1 dmg to any target."