You attempt to disorient a creature.

Your magic suppresses a creature’s inhibitions, urging out its own self-destructive strength.

You

A black, nonreflective, incorporeal 10-foot cube appears in an unoccupied space that you can see. Its space can be in midair if you so desire.

You blast the target’s mind, attempting to crush its intellect and sense of self. The target takes 4d6 psychic damage. 

On a failed save, until the spell ends the creature’s Intelligence and Charisma scores are both reduced to 1. The creature can’t cast spells, activate magic items, understand language, or communicate in any intelligible way, but it is still able to recognize, follow, and even protect its allies.

The target has

You create an illusion that invokes the target’s deepest fears. Only the target can see this illusion.

You silently clench your hand into a claw and invisible talons of pure will sprout from your fingers. The talons do not interact with physical matter, but rip viciously at the psyche of any creature struck by them. For the duration, your unarmed strikes gain the finesse property and deal psychic damage. In addition, if your unarmed strike normally deals less than 1d4 damage, it instead deals 1d4 damage.

You briefly go into a magical trance and whisper an alien equation which you never fully remember once the spell is complete.

Duration: Concentration (3 rounds)