Power Word Pain

4th-level enchantment

Casting Time: 1 action
Range: 60 feet
Components: V, S, M (a quill jabbed into your own body)
Duration: Instantaneous

When you utter this word of power, one creature within 60 feet of you takes 4d10 force damage. At the start of each of its turns, the creature must make a successful Constitution saving throw or take an extra 4d10 force damage. The effect ends on a successful save.