Penetrating Strike (Combat)Modifier
Your attacks are capable of penetrating the defenses of some creatures.
Prerequisites: Weapon Focus, base attack bonus +1, 12th-level fighter, proficiency with weapon.
Benefit: Your attacks with weapons selected with Weapon Focus ignore up to 5 points of damage reduction. This feat does not apply to damage reduction without a type (such as DR 10/—).
Essentia: You Ignore +2 Damage Reduction / Essentia