Dumped... Then I Became a Martial God

What’s the first thing Rhys Valdez does after being reborn into the recent past, realizing he has a second chance to correct any past mistakes? He breaks up with his girlfriend, setting up for a romantic saga of star-crossed lovers... until, that is, a mysterious System awakens and reveals that Earth’s impending Spiritual Energy Revival is merely one short year away from triggering the apocalypse. With the knowledge of the past and power of the future, can Rhys ascend the Realms of Cultivation in time to save humanity?

Original Webtoon

Official Translations:
English, Japanese