One-Click Upgrade: Super Decomposition System - Chapter 521

This was a fragmented and disorganized world, this was a place that had been forgotten.

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

The novel follows the story of Arnold, a porter, who accompanies warriors and superhumans inside dangerous dungeons, which are distinguished by their colours. The porters were always mistreated by the modern human civilization and even though their job was riskier than that of warriors and superhumans, their existence was never appreciated nor were they paid well. No one knows why these dungeons started to appear all over the world. The only thing they know was the dangers that would find their way into the world if they didn’t kill the monsters. But only a selected few cared about the calamity because for the rest it was all about earning money and gaining power. But nothing in this new world is constant and everything keeps changing, and this time the change would find its way towards an ordinary Porter. After stealing a scroll from the dungeon, he ran off to his home. The scroll gave him powers no one could’ve imagined to gain. But he wasn’t alone. 9 other humans had been granted similar powers... powers of the Gods! What would Arnold do with his newfound powers? Will he kill the other 8 Paladins and rule over the world which had oppressed him for years? Or will he rise against the Gods and make them repent for their crimes? Can the strength lent by the Gods be sufficient to deal with them once and for all? Would he be able to defeat his creator? Or will he join the Gods instead? Too many questions, too little time. The decisions he would make could be the end of humanity Or would an ordinary Porter, become he world’s only hope? Follow me on the journey to the power of this ordinary Porter as he becomes the Savior or the Devil.

Zhou Wenwen, who had traveled to a parallel world because of sudden death, thought that he could only live in such an ordinary life in this life, but the golden finger finally opened. He has a store where he can buy technological items and magic equipment to ensure his survival.

But the threat that followed made him realize that this place is not ordinary, because there are Transformers, Marvel, the Dark Portal from World of Warcraft, etc.

- Description from novelbuddy