curse enchantment incapacitation mental 

Traditions arcane, occult

Cast [>>] somatic, verbal

Range 30 feet; Targets 1 creature

Saving Throw Will; Duration varies

You drastically reduce the target's mental faculties. The target must attempt a Will save.

Critical Success The target is unaffected.Success The target is stupefied 2 for 1 round.Failure The target is stupefied 4 with an unlimited duration.Critical Failure The target's intellect is permanently reduced below that of an animal, and it treats its Charisma, Intelligence, and Wisdom modifiers as –5. It loses all class abilities that require mental faculties, including all spellcasting. If the target is a PC, they become an NPC under the GM's control.

Core Rulebook, page 337.