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Source: Epic Level Handbook

Description: Choose one type of weapon, such as greataxe. You deal extraordinary damage wielding this weapon.

Prerequisites: Epic Level, Weapon Specialization, Epic Weapon Focus

Add +4 to all damage you deal using the selected weapon. If the weapon is a ranged weapon, the damage bonus only applies if the target is within 30 feet.

Special

You can gain this feat multiple times. Its effects do not stack. Each time you take the feat, it applies to a different type of weapon.