from the vsrd<br/>KNOCKOUT BRAWLER [COMBAT]<br/>You prefer your food in one piece and still squirming.<br/>Prerequisites: Improved Unarmed Strike<br/>Benefit: You may choose to deal nonlethal damage with any strike.  In addition, you may choose to leave an opponent reduced to 0 hp through nonlethal damage awake but unable to take meaningful actions, leaving them at your mercy.