Grimlore's Grimoire
6-level Necromancy
You pull forth shadows that reside in the deepest corners of the realm, forming a shroud of darkness around yourself. Upon casting this spell, you gain 3d12 + 12 temporary hit points. Additionally, while you have these hit points, you to become heavily obscured to others. If you take damage from any source, your attacker must succeed on a Wisdom saving throw or become frightened of you until the end of its next turn.