Later, He Became A Royal Healer - Chapter 69 - Impossible.

The end of the world has come, the world order is in chaos, and human morality has declined.Li Yu, a cold man, was reborn and won a 30-million bonus at the start of his new life. He built a god-level base and hoarded resources.While others were struggling on the brink of starvation to death, Li Yu was enjoying himself on the rooftop, having a barbecue and drinking beer.

Wu Lai was an ordinary high school student. One day he was struck by a flash of lightning from a different world, and suddenly entered a fantastic world full of magic and swords. Since then, he started a totally new life. In this supernatural world, he had his ups and downs, experienced numerous battles, subdued powerful evil beasts, and fell in love with a belle. His nickname “Demon King” was remembered throughout the ages there.

Stay or return was a question. In the face of this choice, Wu Lai, with the nostalgia and gratefulness for the original world, finally chose to stay…

Here was the legend of “Demon King”…

- Description from Novelupdates

The world had changed when the System arrived, alongside the Cataclysm that filled the world with monsters. The technology was gone, replaced by classes and skills that allowed the people to fight back. When Devon ended up as a Blacksmith, a class that didn’t grant Intelligence, he had to face the reality, that his old career that he loved - mathematical sociologist - was over. Instead, he had ended up as yet another discarded member of the production class, overshadowed by the existence of the System Shops to the point of total marginalization. But, what if all he needed was to reapply his scientific thinking to the System...

The abyss invades, leading to the digitization of the world.This isn't a game, but a confrontation between the world and the abyss. Losing means losing our homes, and the defeat of human civilization means its end.There are no winners...at least there never have been before.Lu Heng once again stands at the starting point of the abyss' arrival, resolutely picking up the crystal core, embarking on a path strewn with blood and thorns...The abyss battlefield countdown begins: 3 hours...[Battlefield mode: Desert Escape Killing][Main Quest: Survive three days][Awakened initial talent 'Divine Evolution', breaking the skill level limits and elevating skills to a higher form.]The abyss invades various celestial civilizations, with cyber civilization, dark iron dwarf civilization, elves civilization... appearing in turn.