Yami Yami no Mi

Information

This Devil Fruit apparently allows the user to become "darkness"

Strengths

Unknown, but according to Blackbeard, this Fruit is "special", even for a Logia-type, hinting that it might be very powerful.

Weaknesses

None seen yet.

Eaten by

Marshall D. Teach (aka Blackbeard)

Other information

Yami (闇) is the Japanese word for "darkness."