Fragment Memories

You emit a pulse of pure despair that corrodes the minds of creatures in the area. Each affected creature must succeed on a Charisma saving throw or take 12d6 psychic damage. Creatures that drop to half their hit points or lower fall Unconscious.

At Higher Levels. When you cast this spell by spending Mana points equal to an 8th-level spell or higher, the psychic damage increases by 2d6 for each spell level above 7th.