Pirates, swordsmen who gradually grow up to liberate the world

Introduction: He narrowly survived the Celestial Dragon hunting game and became the only survivor of the Peart Kingdom. He embarked on the most difficult path of swordsmanship and determined to overthrow the world government. Survive through countless extreme battles and bravely kill all enemies that stand in your way. The sword-drawing technique in one move was as fast as lightning and shocked the world. He is the brother that Nico Robin recognized in tears, the nightmare of the Celestial Dragons, the enemy of the navy, and the walking single Yonko. He is a man who walked out of hell alone from the beginning of the great pirate era. Long flowing hair, black robe and black hair, bohemian. .........(The protagonist is a pirate and a great swordsman, and the protagonist is invincible starting from the second volume)