Favored of the Zulkirs

(Player's Guide to Faerûn, page 176, DnD 3.5)

[Vile]

Through your position of prestige among the Red Wizards, you have gained access to secrets of evil magic known to few outside the zulkirs themselves.

Prerequisite

Red Wizard level 5th, Corrupt Spell (Book of Vile Darkness)

Benefit

When you cast a corrupted spell, the ability damage you take is reduced by 1 point.