Undead Understanding

Your experience living with undead has helped you understand the necromantic energies that animate the undead brain and the intrinsic forces that keep such creatures animate. You sense the void energy that makes up a mindless undead foe's consciousness. One mindless undead foe within 60 feet must attempt a Will saving throw against the higher of your class DC or spell DC. Failure The undead creature loses immunity to mental effects until the beginning of your next turn. Critical Failure The undead creature loses immunity to mental effects for 1 minute.