My Spiritual Energy Revived and I Became a Has-Been Martial Arts Master

Gu Ming traveled across the Tianwu Continent, and with the help of the system, he swept the global martial arts competition and became the youngest martial arts grandmaster in the history of the Tianwu Continent. With the advent of natural changes, the aura of the Tianwu Continent has revived. Most people have evolved into superpowers after receiving mysterious opportunities. However, Gu Ming has not awakened any superpowers because of his rare atavistic genetic constitution... The old era has become a thing of the past, the era of superpowers has come, martial arts has declined, and he, the great master of martial arts, has also passed... Until one day, Ding, the system detects that the current running version is too low, please upgrade as soon as possible.... This system can actually be upgraded? Gu Ming felt incredible... Ding, the upgraded version of the Supreme Martial Arts System has been successfully run. You can combine the two martial arts you were originally proficient in to form a new martial arts... With the advent of a new era, dark forces are gradually reviving, Taoism, supernatural powers, genetic warriors, alien life, the undead dragon emperor, demon spirits of three thousand years, messengers of darkness... This is the best of times and the worst of times. This is the story of a has-been martial arts genius who is rampant in an era of supernatural powers.... PS: Pure cool writing, no dog licking...