Saitama Taught Me How to Cultivate Immortality, and I Accidentally Became an Immortal King

The Jiuzhou continent is invaded by demons, and humans can only compete with them by cultivating immortals. As a time traveler, Lin Yang cannot cultivate immortality, but he becomes Saitama's disciple. Bite! Congratulations on activating the Saitama Teacher Training Program! Bite! Unlock the upgrade system! The number one person in the world of immortality has just broken through the seventh level, but Lin Yang has already reached the ninth level of perfection! All the masters in the human world besieged the dragon, but Lin Yang was riding a nine-clawed golden dragon and was swerving by! The Immortal King of the Heavenly Realm went down to the lower realm to show off, but was killed instantly by Lin Yang with one punch! This is the charm of cultivating immortality with one punch! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.