Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 4 - 4-7. Satou's Secret

Chen Lin traveled through the martial arts world and found that he actually had a clone, but…

“Why is my clone in the world of immortality?”

“Forget it, you can continue to practice martial arts. I am going to start cultivating immortality. I will meet you all again in a thousand years!”

…

Over the course of thousands of years, there will always be geniuses born from the sky, whose fame is as mighty as the sun, sweeping across the universe.

But no matter how heroic the Martial Emperor is, when they burn out the emperor’s blood and exhaust their souls, they finally break through the world of mortals with their withered and broken bodies, penetrate the layers of divine patterns and talisman formations, and see the figure standing at the end. …

The person who stands on the twelve-level lotus platform, wears the Mountains and Rivers Sheji Diagram, holds the Jade Order of Creation in his left hand, hangs the Four Swords of Killing Immortals in his right hand, and hangs the shadow of the Tai Chi Diagram behind him, will always turn around.

He smiled cheerfully and said to them:

“Coming?”

[Liu Jieliu] [Fu Dao] [Orion] [Martial Arts] [Clone]

- Description from novelbuddy

The shock! An honest office worker was reborn into the body of a swindler, to think he actually became a man who does this sort of thing…

The feng shui community had always declared Lin Zhushui to be omniscient, but it seems that his only miscalculation was his destined marriage to Zhou Jiayu.

Zhou Jiayu always had a mild nature, his skin was thin and tender, and his bones, brittle and soft. He never expected that what he feared the most after his rebirth wasn’t actually provoking someone’s displeasure.

Zhou Jiayu: Before I was reborn, I had always believed I’d be a devoted socialist successor, but then I became a charlatan and even encountered a big-shot fortune-teller,

Lin Zhushui: Are you happy being with me?

Zhou Jiayu: I’m happy! So happy I could die! But, Boss, if you could just stop thinking about meals with me as a menu item every single day, I’d be even happier.

Lin Zhushui: Not possible.

Zhou Jiayu: …

- Description from Novelupdates

An alien race invaded the Earth on June 6, 2128. At the midst of this war, many nations allied with the alien threat and the war nearly wiped out the rebelling humans of the planet. At the edge of mankind's survival, the United Nations Army launched its forces to eliminate the immediate stellar threats that loomed over Earth.

General Seeker Carlean, commander and leader of the mission, risked and gave his life to destroy the immediate stellar threat. The battle was won though Earth lay in ruins. Perhaps mankind will live to see a few years of peace before the alien threat returns to wipe out their existence.

At the immediate aftermath of the stellar battle, the fallen Seeker Carlean awakens and finds himself at aged 17, living the peaceful life he lived 16 years before he died.

So begins a new game in the battle for humanity's survival.

“I don’t care what Thanos’ ideals are, and I don’t care what the consequences of having too many creatures in this universe will do, as long as he doesn’t ruin my business with that damn Infinity Glove!” – Kahn Ponte

Once he traveled to the world of American comics, Kahn had the golden finger to trade all worlds.

At this point, the name of Boss Kahn not only resounded in the Americas of the Marvel Universe, but his influence spread to all the worlds!

PS: There are many follow-up worlds such as Marvel, Naruto, Harry Potter, One Punch Man, Black Robe Pickets, Dragon Ball, Pirates, etc. You can decide…

- Description from novelbuddy