Choose one type of spell for which you have already selected the Weapon Focus feat. You threaten critical with that spell type more often.
Prerequisite: Weapon Focus (ray or touch), Spellcraft 8 ranks
Benefit: When making an attack roll with a spell of the selected type, the critical threat range is doubled.
Book of Magic: 7 Spellcaster Feats. ©2013 Jon Brazer Enterprises