Deadly Defense

 
Prerequisite(s): None
 
Benefit: When fighting defensively, you deal and extra 1d6 damage with any light weapon or any weapon that weapon finesse can be applied to. This feat applies only when you are unarmored or wearing light armor without a shield.
 
Special: If you have the combat expertise feat, you also gain the benefit of this feat when taking at least a -2 penalty on that attack roll with that feat. A fighter can choose this feat as a fighters bonus feat.
 
Source: Complete Scoundrel