Benefits: This is a combat feat that scales with your Base Attack Bonus. * +0: You gain a bonus of +1 to all attack and damage rolls made with your mastered weapon.. * +1: Against melee attacks from one designated foe, you may treat your favored weapon as if it were a shield of similar magical enhancement bonus. For this purpose, the base shield bonus granted is +0 for a light weapon, +1 for a one-handed weapon, or +2 for a two-handed or double weapon. This effect does not stack with other effects granting shield bonuses through a weapon, such as the Two-Weapon Defense feat. Designating a new foe is a swift action. * +6: You may use your mastered weapon's shield bonus against two designated foes at once, and the shield bonus now also applies against ranged attacks. When wielding