The Men at Her Feet - Chapter 64 - The Fisherman Who Benefits.

Vergil, a 21-year-old young man, leads an apparently simple life in a somewhat troubled world. His family is also simple—although his father is no longer alive, his mother has always been by his side, despite being a bit... aggressive. But that's not so unusual nowadays, right?Everything changes drastically when Vergil, after an unexpected death, awakens as a demon. To his surprise, he discovers that he has accidentally married beautiful Pure-Blood demonesses.Now, he will discover how the world really works from a Demon's perspective.

Xiao Feng, the protagonist of the story was an ace at online games. By accident, he knew a game called Mystery which can reduce human’s energy consumption and improve the space-allocation on the earth. In this game, he hit monsters, increased his levels and met a lot of friends. However, at the same time, he was inevitably drawn into the struggle within and outside the labor union. What should he do? And what difficulties would he face? The following are his inner monologues.

I was killed in the game and asked him/her to fight offline only to find that she was a girl. What should I do?

I wanted to be a support and carry my team-mates only to find that all of them were newbies, what should I do?

Please don’t court death and let me kill the boss with the hammer!

To conclude, this story is about a support who would have liked to carry all his team-mates. However, after realizing that support could not save the world, he resolutely picked up the hammer and killed the boss in the game.

- Description from Novelupdates

A scientific genius named Thomas Harrier was transmigrated to an imperial prince body after a car accident that took his life. He found out that he is in a world similar to our own with a timeline akin to early twentieth century. The body that he is occupying was the imperial prince of a failing empire who suddenly rose to power after a successful assassination attempt of his father. Unaware that the attack is just the beginning of what is to come. He faces many challenges throughout. Will Thomas Harrier be able to live his second life in peace while running an empire and getting it back to its former glory? Or will he succumb into a conspiracy lurking within the country's borders?

Expect some:

Cold war era techs.

Super battleship with advanced electronics, propulsion, and fire control systems?
Helicopters?
Missiles?
Modern medicines and equipment?
AC-130?
A nuke?
Challenger or Abrams or Leopard?
F-4 Phantom or MIG-21?
Colored TV's.

Everything!!!

PS. Cover not mine, I just found it on google.

Leon, who suddenly died from the wear and tear of his corporate drone life, got a second chance in America. This time he wanted to live a different life and incidentally find out just how far human limits could go.----------Featuring: Riding, Running, Arm-wrestling competitions, Titan Games, Slapping Contests, Strongman Competitions, UFC Mixed Martial Arts