Solar Scorch

4th-level evocation (Solarmancy)
Casting Time: 1 action
Range: Touch
Components: V, S, M (A Rare or rarer Sunstone)
Duration: Instantaneous

You reach out and bring about the fury of the Sun in an attempt to immolate the target with holy, cleansing flames. Make a Melee Spell Attack against a creature you can touch. On hit, the target takes 5d6 fire damage and 5d6 radiant damage. If damage from this spell kills a target, the target is turned to ash.

At higher levels: When you cast this spell using a spell slot of 5th level or higher, you deal an additional 1d6 radiant damage per spell level above 4th.