MTL - From the Dungeon, Slaughter the Demon Apostle - Chapter 592 who else

【Light-hearted and humorous + No female lead + No knives + Survivalist protagonist】- caution, this story is engaging.Chen Xun traversed into the vast and boundless world of cultivation, awakening the Immortal Ascension System, which unexpectedly granted him a companion, a long-lived spiritual beast.I, Chen Xun, have no interest in fighting or killing, nor do I wish to provoke anyone. I only want to travel the world with my old ox and witness all the worldly splendors. However, one day, I inadvertently discovered a secret….

A back-to-basics(?) monster evolution novel.

Quinn Winter is a young man from another world. One day, he is suddenly chosen to become the new Demon King. But the Demon Kingdom is in big trouble – it's losing a terrible war against the human kingdom called Gran'le.To help his people, Quinn comes up with a risky plan. He will sneak into Gran'le and learn their secrets. But things don’t go as planned. A powerful noble sponsors him, and he ends up joining Heavenward Academy, the top school for training future heroes.At the Academy, there's a big challenge called the Selection. The best students become Paladins – magic knights who fight demons. Quinn doesn’t want to become a Paladin. He is a demon king! But now, he’s stuck in the Selection… and if he wins, he’ll become the very thing he’s supposed to destroy.He started the day badly. Now, things are getting even worse.

The mortal body, metamorphosis, longevity, immortality, and eternal life. These five realms, step by step, reveal themselves in front of you. As a normal person, how can one try step by step to reach and open the door to eternal life?

Between the heaven and the earth lies the mortal body, the mysteries of metamorphosis, freedom of longevity, the power of immortality, and the hope of eternal life. A story filled with endless new magic, a new world of immortal styles, people, demons, gods, fairies, magic, kings and emperors. A world of love and hatred, revenge, and mystical battle, all in “Eternal Life.”

- Description from Novelupdates