Home >Feats >3rd Party Feats >Kobold Press >General Feats – 3rd Party – Kobold Press > Potent Hex Subscribe to the Open Gaming Newsletter! You have developed more powerful hexes. Prerequisite: Hex class feature. Benefit: You gain a +1 bonus to the DC of all your hexes. Section 15: Copyright Notice – Advanced Feats: The Witch’s Brew Advanced Feats: The Witch’s Brew. Copyright 2010, Open Design LLC, www.koboldquarterly.com. All rights reserved.