Dead Eye

 
Prerequisite(s): Point Blank Shot, Weapon Focus (any ranged weapon), Base Attack Bonus 14+, Dex 17+
 
Benefit: You may add your Dexterity bonus on damage rolls made with ranged weapons for which you have the Weapon Focus feat, so long as the target is within 30 feet.
 
Special: Dead Eye does not increase the damage dealt to creatures immune to critical hits. A fighter may select Dead Eye as one of his fighter bonus feats.
 
Source: Dragon Compendium