MTL - Civilization: Beyond Two Worlds - Chapter 12 the second

While returning home from a boring day of work, a black hole opened up in front of John and sucked him in. Before he was floating in the blackhole, a helmet latched on to him. "Uploading A.I under progress...Activating Survival Kit" A weird robotic sound appeared within the conscious of John and suddenly a white energy enveloped him... After opening his eyes, John noticed he was teleported to a whole new world. A world of magic and he was a user of a system. Arkon, the world John was brought too, was a medieval world which is 10 times bigger than earth. This new world held many new mysteries and this was the beginning of John's adventure. John will dominate and stir the world with his new system. Old technologies begone and use my advanced techys instead! Ha! you want to hold a politic, economical and military war with me? Sorry but my system is too broken for you all to counter.

In the tenth year after the new era, the world finally came to an end. Zhang Mu truefully waited for his death, but unexpectedly found that he had returned to ten years ago. With his memory about the future, he swore that he would change the calamitous history, saving the earth from being destroyed! Walking dead, zergs, evolvers, and various mutated animals… nothing can stop him! The first step is to retrieve his identity as an era merchant , then find all the treasures he can remember to enhance himself!

- Description from Novelupdates

Eighty years ago, the Abyss suddenly descended upon Yan Luo's world. Humankind was shocked to discover that their most proud weaponry struggles to kill even the weakest demons from the Abyss.The birth of Engravings is a silver lining, which enables humans to harness magic power, drastically enhancing their personal combat abilities against demons.Yan Luo, who determines to be a demon hunter since he was young, however, finds himself unable to imprint any Engravings, but he still decides to embark on his demon-hunting journey even without magic power.“...That can't be right, you haven't gone through the Engraving yet. I see no record of it here, and you're leaving already?”“Quickly register me. I need to reach the exploration town before nightfall.”“Kid, come back if you can't handle it! No one will laugh at you!”

He was reborn into a magical world ruled by women.With his saintly silver hair, a white flower blooming in his right eye, and flawlessly ethereal beauty, he was a vision of divine grace. Yet, fate was cruel: he found himself on the auction block, destined to become a noble’s slave.Rescued by a mysterious female lord, he thought his life would settle into quiet obscurity, until he discovered a shocking truth: the current Pope was none other than his mother.Thrust into the role of the Holy Son of the Church, he soon realized his path was not one of light, but an endless descent into darkness.