Supa Supa no Mi

the  Supa Supa no Mi  is a Paramecia class Devil Fruit that allows the user to turn any part of their body into a steel blade. It was eaten by Robert M. Danvers, husband of Stephy M. Danvers and father of Fleet Admiral Blair.

User
Robert is a weak man who was formerly a pirate, he was however made one of the Royal Seven Warlords of the Sea and now works for Stephy and Blair. He is one of the most feared of all Pirates but is not one of the top five strongest Devil Fruit users.

Strengths
The Supa Supa no Mi makes the user as hard as steel and able to turn any part of their body into sharp blades.

Weaknesses
The Supa Supa no Mi causes the user to sink in water and is weak to users of Heat related Devil Fruit.

Usage
[Unknown]