You've experienced the suffocating grip of demonic possession. The event left you emotionally scarred, but it also tempered your mind against the prying magic of evil enchantments.

Prerequisite(s): Improved Iron Will, Iron Will.

Benefit: If you use your Improved Iron Will feat to reroll a Will save against a compulsion effect and successfully save against the effect, the creature that created the effect (if it originated from a creature) takes 1d4 points of Wisdom damage.