MTL - First Day In Game, I Got Ten Billion From Infinite Number Of Check-ins - Chapter 538 come on

Zhou Donghuang, a man from the Earth, is able to destroy any planet in the universe without lifting a finger. His supreme will can sweep across the vast cosmos in the blink of an eye. And his immortal spirit can depart from his body and wander around the universe!

In Kunlun Mountains lies a circular slate, which brought him back to one thousand years ago…

- Description from Novelupdates

[You have entered the dungeon at Gwachun Station’s 1st Exit.] When former high school student Kang Woojin finds himself returned back to Earth after being forcibly summoned to a foreign planet for 20 years, he soon finds that Earth is not the same, normal place as he once remembered it to be.

“If fate wants me to suffer, it should have picked someone else!” —Raven.Raven wakes up as the protagonist of his favorite novel. He knows the brutal storyline that makes grown men weep.The original protagonist endured it all, but Raven has no plans to play along.He has a system, but that broken thing has everything locked.He has knowledge of the plot, but no clue what twists the author hid beyond what he read.He has a choice to suffer like before or rewrite everything.The tragic twists? Fuck themThe heartbreaking losses? Skip themPointless sacrifices? Save themNo more misery for the sake of character growth.This time, he is writing his own legend and a story worth remembering!

Once upon a time, an Alchemist Grandmaster from the World of Immortals accidentally took possession of a playboy, who hailed from a rich and powerful family, and became a student in the middle of his midterms.