The Fists of Kormmuz are sellswords found in Sellswords of Sundara (5E) who fight using leather hand wraps, cestus studded with metal plates and full gauntlets, dealing damage with their fists. Sometimes these are enchanted to do more damage or other injuries to the target.
Cestus of Stunning
Wondrous item, rare
Description
The cestus of stunning is a +1 weapon and looks like a normal cestus. It grants a +1 bonus to attack and damage rolls on unarmed attacks and on a successful blow it can deliver an additional 1d6 points of electrical damage and can stun the opponent. An opponent who takes a critical hit from a cestus of stunning, unless they are immune to electrical damage, must make a DC 7 Constitution save or be stunned for 1 round.