Pious Defiance
( Fiendish Codex II: Tyrants of the Nine Hells, p. 85)[Divine]
You can channel positive or negative energy to firm your resolve.
Prerequisite
Ability to turn or rebuke undead,
Benefit
You can spend a turn or rebuke attempt as an immediate action to gain a bonus on Will saves equal to 1/2 your character level for 1 round