Blood Fireball

A dark sphere of flames that originates from your hand to a point you choose within range and then grows with a low roar into an explosion of flame. Each creature in a 20-foot-radius sphere centered on that point must make a Dexterity saving throw. A target takes 8d6 fire damage on a failed save, or half as much damage on a successful one.they also take 1d6 necrotic damage, and is stunned for 3 rounds.

The fire spreads around corners. It ignites flammable objects in the area that aren't being worn or carried.

At Higher Levels. Add 1d6 fire damage when reach 5th(9d6), 11th(10d6), and 17(11d6) level