Vile Martial Strike

Type: Vile
Source: Book of Vile Darkness

The character can focus evil power into her weapon blows.
Prerequisite: Cha 15, Weapon Focus with the specified weapon
Benefit: Each time the character deals damage with a specific kind of weapon, she deals 1 additional point of vile damage.
Special: A character may take this feat more than once, selecting a different weapon each time.