The series had been teasing Kaido for years prior to his showing in Wano, and fans had been wondering if he could truly live up to his hype.
The World's Strongest Man? Edward "Whitebeard" Newgate was a feared man for a variety of reasons, but one of the easiest ones being that he could possibly destroy the entire world with just his fingertips.
Ominous name? Check. Belongs to the series’ main villain? Check. Everything about the Darkness-Darkness Fruit screams bad news.
This Devil Fruit lets its user turn other people and animals into toys with just a touch, which initially sounds fun until you realize that doing so also erases all memory of the victim from others.
The Paw-Paw fruit allows its user to deflect anything at light speed, including punches, air, lasers, people, ghosts, and even the abstract concept of pain.
Logia-type fruits grant their user the qualities and control over an element of nature and are essentially indestructible. Zoan-type fruits are Devil Fruits capable of turning their users into a certain variety of an animal.
This fruit gets major points for pretty much making its user indestructible. Based off a Japanese children’s gesture where you cross fingers to create a barrier from someone that you don’t like
One Piece creator, Eiichiro Oda, has said that the Soul-Soul fruit is a more powerful version of Gekko Moriah’s Shadow-Shadow fruit—and for good reason
During One Piece’s Skypeia arc, one of the Shandorians, Raki, states that the Rumble-Rumble Fruit is the most powerful of the Logia-type fruits, and Enel is frighteningly strong.
Considering that this Devil Fruit is literally spelled O-P, it’s probably fair to say that the Op-Op fruit is the most overpowered Devil Fruit.