I Take On the Three Great Powers: Devil Fruits Shouldn't Exist

Yang Tai transmigrates to the world of One Piece with a Zanpakuto in hand and becomes a swordsman, acquiring the Devil's Grave System.

After witnessing the birth of Devil Fruits, Yang Tai resolves to destroy these wicked fruits. With the power to eradicate demons granted by the System, he sets out to wipe Devil Fruits from the world.

As he eliminates Devil Fruits, he can also strengthen his own sword and unlock hidden abilities.

Yang Tai becomes a bounty hunter, targeting pirates who possess Devil Fruits.

As his influence grows, Yang Tai begins targeting Marines with Devil Fruits as well, and even the Revolutionary Army is not spared.

Eradicate the Rumble-Rumble Fruit and unlock the abilities of the lightning-type Zanpakuto Gonryomaru.

Eradicate the Dog-Dog Fruit and gain the ability to summon a giant hound to fight.

Eradicate the Clone-Clone Fruit and the Zanpakuto can transform into any kind of weapon.

Pirate: "I surrender to the Marines! Yang Tai is terrifying! Hurry up and lock me in prison!"

Marine: "Call in every warship! Launch a Buster Call and wipe out Yang Tai!"

Revolutionary Army: "Can someone tell me whether Yang Tai is friend or foe?!"

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.