Comprehensive Comics: the Strongest Swordsman Who Started as a Pirate!

Decades ago, his reputation spread throughout the world and he was called the number one swordsman in swordsmanship! Wherever he goes, he is invincible! The sword defeated Rocks and forced the Red Earl to kneel. The Golden Lion was no match for him. Pirate King Roger can't even face the edge of his sword! Some said he died, others said he went to find the highest swordsmanship. There are many different legends in the world, and even because of the passage of time, his name was even forgotten by the sea. But no one knew that he was just doing it to complete a system task. "Mission accomplished!" "Rewards distributed!" "Reward: The realm of swordsmanship! The swordsman in this realm has the power to kill gods!" "Reward: Help the host integrate all sword skills into one!" "The fusion of swordsmanship is: Sky-cutting and drawing swordsmanship!" "The level of sword control has been upgraded to: Shock the Ancients and Shuojin!" "The fusion of Overlord Color Haki and Armament Color Haki evolves into: Ryū... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.