Prerequisite: Sneak attack class feature, Improved Unarmed Strike.
Benefit: When you use your unarmed strike to deal nonlethal damage and sneak attack damage to an opponent denied his Dexterity bonus to AC, you gain a +1 bonus on the damage roll per each sneak attack damage die you roll.
Pathfinder Roleplaying Game Ultimate Combat. © 2011, Paizo Publishing, LLC; Authors: Jason Bulmahn, Tim Hitchcock, Colin McComb, Rob McCreary, Jason Nelson, Stephen Radney-MacFarland, Sean K Reynolds, Owen K.C. Stephens, and Russ Taylor.