Sharp-Eyed Fighter (3.5e Feat)
From D&D Wiki
Sharp-Eyed Fighter [General]
Those who use their perception to spot points to attack rather than striking aimlessly, those who do are sharp-eyed fighters
Prerequisite: Strength less than 15, Dexterity at least 12. Lack of strength to have the need for an alternative, Dex to actually hit those points.
Benefit: You may add your Wisdom modifier rather than Strength to Strength attacks.
Normal: You add your Strength modifier to attacks
Special: If you have weapon finesse, pick either Dexterity or Wisdom.