When you strike from the cover of darkness, you inject foes with a fraction of your foul magic.
Benefit: When you successfully deal sneak attack damage to a foe while you are within an area of magical darkness, you temporarily blind your opponent for 1 round. A successful Fortitude save (DC 10 + the amount of sneak attack damage dealt) negates this effect.
Section 15: Copyright Notice – PPC:BoF
Pathfinder Player Companion: Blood of Fiends © 2012, Paizo Publishing, LLC; Authors: Hal Maclean and Colin McComb.