Knuckle Duster Technique

The user trades speed for raw concussive force. Using their Sage Transformation the user forms hardened masses of flesh around the hand to allow deadly crushing attacks. The fists become extremely heavy which results in slower yet more powerful strikes.
==Jutsu Effects==
Increases the strength applied to physical punches but slows the user down in the process.
===Strengths:===
* Punches ignore 4 points of Durability
===Weakness:===
* -2 to speed