The protagonist transmigrates to the world of One Piece and obtains the "Revolutionary Mentor System." He earns points by training revolutionaries, with the goal of overthrowing the Celestial Dragons' rule. Witness how the protagonist rises to the top in the One Piece world.

[Pirate faction] [Slow burn] [Gradual growth] [User of the Nen-Nen Fruit] [Great swordsman] [Powerful user of all three types of Haki] [The Float-Float Fruit is fake] [No female lead]

Hey hey hey~~

Golden Lion: Roy, why isn't my Float-Float Fruit as strong as your Mind-Mind Fruit?

Roy: How should I know?!

Barrett, Mihawk, Tezzo, Crocodile...

Hurry up and get on the ship.

Roy arrives in the world of One Piece and discovers that the future powerhouses are still young.

They lured them all onto their own boat, one by one.

When Luffy set sail, Roy looked back and exclaimed, "Oh no! I've become the world's ruler!"

When Luffy arrived in the New World, Roy looked back at his team and said, "Brothers, you guys go first. I'll see what this guy is all about."