Needs review
Source: Complete Warrior

Description: You have learned the secrets of imbuing your unarmed attacks with extra force.

Prerequisites: Base Attack Bonus +2, Improved Unarmed Strike, Stunning Fist

Required for: Breaking Blow, Shards of Earth (Unarmed)

Declare that you are using this feat before you make your attack roll (thus, a missed attack roll ruins the attempt). You deal an extra 1d6 points of damage when you make a successful unarmed attack. Each attempt counts as one of your uses of the Stunning Fist feat for the day.