The God Emperor Descends in One Piece

Ye Tang takes over the body of the Demacian prince. After fifteen years of trials on the continent of Valoran, he has gained the power to destroy heaven and earth. Then he suddenly arrives in the world of the Pirate King, where he unleashes a storm of bloodshed.

I'm no good at writing introductions. Click to read for details.

No abuse of the protagonist, no saintly protagonist. A satisfying read. New book just uploaded, and I hope you'll show your support.