I Transmigrated into a Martial Saint

When Chen Qingshi woke up, he discovered that he had transmigrated with the primordial divine treasure, the [True Spirit Pearl], and taken over the body of a Martial Saint who shared his name. From the Martial Saint's memories, Chen Qingshi learned that this was a wondrous world. There were Ghost Immortals who understood life and death, lived for three hundred years, and could seize another body to reincarnate. There were Human Immortals who refined every acupoint in their bodies, achieved an imperishable true form, lived for eight hundred years, and could live a second life. There were Divine Immortals who comprehended supernatural abilities, wielded the laws of Heaven, lived for three thousand years, and could steal the workings of creation from Heaven and Earth to extend their destiny for another lifetime. There were Earth Immortals who carved out blessed lands and shared the lifespan of Heaven and Earth, shining alongside the sun and moon. There were Celestial Immortals who opened inner-world grotto heavens and created worlds. This world also had three thousand heterodox paths and eight hundred unorthodox sects...