I Cultivated Immortality and Attained Enlightenment in the Interstellar Era

[Interstellar civilization background + the protagonist cultivates immortality alone. This is an era when human beings embark on the endless sea of stars. Human civilization relies on powerful technology to become a new force in the universe. But soon, humans discovered that strong ships and cannons alone were not enough to dominate the universe. Instead, they suffered repeated setbacks in confrontations with other civilizations. Since then, humans have officially begun their crazy exploration of individual evolution. The rich rely on technology, the poor rely on mutation. You can only rely on God's will. The protagonist Yechen, a time traveler and a boy with millions of debts, is about to be sent to a biopower generation station as consumables. When he was trying to awaken his spiritual power, he accidentally obtained part of the inheritance of a certain cultivation civilization. Since then, he has officially started his path to immortality in this cyber world. One day several years later, Immortal Yechen sighed silently when facing the highest level four civilization in the universe: "It's too troublesome to kill a planet with two swords. Come on, get this Star Destroyer Cannon. "