Voyage: With Heaven-Defying Comprehension, I Invent the Advanced Conqueror's Haki Training Method

After transmigrating into the world of One Piece, you become Luffy's twin brother and gain heaven-defying comprehension.

You inherit a powerful background, terrifying bloodlines, and the mission of the D. Clan.

Rock knows he was born to overthrow the World Government, so he joins the Revolutionary Army.

You spend a long time by Dragon's side, feeling his boundless aura. In a flash of insight, you create a method for training Conqueror's Haki.

You study Charlotte Linlin's physique and conduct an in-depth examination of your own body. In a flash of insight, you create a method for training an iron body.

You study Kaido's physique and thoroughly examine your own internal organs. In a flash of insight, you create a method for cultivating the strongest creature's vitality.

You conduct further research…

..

The Paramount War.

Sengoku and Imu stare at the Revolutionary Army members, every one of them possessing an iron body, the vitality of the strongest creature, advanced Conqueror's Haki coating, future sight, and top-tier Armament Haki. They're stunned.

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