Improved Alignment-Based Casting (Evil)
( Epic Level Handbook, p. 57)[Epic]
Your spells of a particular alignment are more powerful than normal.
Prerequisite
ability to cast 9th-level divine spells, Access to domain of Chaos, alignment must match domain chosen, Evil, Good, or Law,
Benefit
Select an alignment-based domain (Chaos, I Evil, Good, or Law) to which you have access. You cast spells with that alignment descriptor at +3 caster level.
Special
This benefit overrides (does not stack with) the granted powers of the Chaos, Evil, Good, and Law domains. You may select this feat multiple times. Its effects do not stack. Each time you take the feat, it applies to a different alignment-based domain to which you have access.