Improved Expertise
From Talus Wiki
Type of Feat: General
Prerequisite: Int 13, Expertise
Specifics: A character with this feat can make defensive attacks, gaining a +10 bonus to AC but receiving a –10 penalty to Attack Rolls.
Use: Combat
Notes
- Added in the Expansion packs.
- By default, NWN allows spellcasting while using Expertise; however, BioWare included a switch to disable it via scripting using the spell hook.