Warning: This is 3.0 Edition material. It is possible that there is more recent 3.5 Edition version.
Inaccurate?

Unholy Strike

( Epic Level Handbook, p. 68)

[Epic]

Your attacks deal great damage to good creatures.

Prerequisite

any evil alignment, Smite good class feature,

Benefit

Any weapon you wield is treated as a unholy weapon (it deals +2d6 points of damage against creatures of good alignment). This ability doesn't stack with similar abilities (for instance, if the weapon is already an unholy weapon).

Also appears in

  1. Complete Divine