Chaos Bomb

Black and white energy swirls around you and gathering into a point, before launching at a point you choose creating an explosion of radiant or necrotic energy in a 80-foot-radius sphere centered on the point you choose each creature in that area must make a Dexterity saving throw (DC18). A target takes 14d6 Radiant or Necrotic damage (Your Choice) on a failed save, or half as much damage on a successful one.