Needs review
Source: Complete Adventurer

Description: Use CHA Mod instead of WIS Mod for mind affecting spells and effects

Prerequisites: CHA 13

You have cultivated an unshakable belief in your self-worth. Your sense of self and purpose are so strong that they bolster your willpower.

You add your Charisma modifier (instead of your Wisdom modifier) to Will saves against mind-affecting spells and abilities.