Kurai Kurai no Mi

Introduction
The Human Human fruit model Shadowman is a mythical Zoan devil fruit that turns the user into a Shadownman or a Shadowperson

Strengths
The user does not have to eat, can blend in with the dark, heal from damage as long as they stay in the dark, and paralize with a touch.

Weaknesses
The user suffers from standard Devil Fruit weaknesses.

http://en.wikipedia.org/wiki/Shadow_person