I Have the Alchemy Emperor in My Head - Chapter 2520 - : Consolidating the Central Plains, Concealing It

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.

- Description from Novelupdates

In the fully immersive and realistic RPG online game [Illusory World], which has been in official public beta testing for its fourth year, Violet, one of the top players, experiences an unpredictable twist while participating in the conquest of a special dungeon. With her eyes closed and then opened, Violet finds herself no longer in the game world but in a completely new and unknown place, separated from the modern society behind it. Here, there is no doubt that it is the real world. Violet’s incredible adventure begins, but this world seems somewhat different from what she had expected. Enemy A: Why? You’re just a priestess, aren’t you!? Violet: Is there a problem between me being a priestess and me being able to beat you with a stick? Drop your loot and hand it over!

The once greatest Saint underneath the heavens has been reborn after one hundred years. He cultivates with mighty skills, and he fights to once again reach the top of the world!

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