In the Days When Pirates Cultivated Immortality

A generation of sword immortals failed to overcome the tribulation, and their soul traveled to the pirate world to cultivate immortality from scratch. From then on, the power system of the pirate world collapsed into the immortal cultivation system. Colonel and below: Qi refining period Major General: Foundation Building Period Lieutenant General: Peak of Foundation Building Period General: Dan-Jie period The Four Emperors: Peak of the Pill Formation Stage Ancient Weapons: Nascent Soul Stage (If you regard One Piece as a novel about cultivating immortals, I will accept this one! Shen Nong tastes the poisonous weed, and the more you chew it, the sweeter it becomes!)