Game of the Monarch - Chapter 12: Hero of Pratinos (1)

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.

Time travel to the Xianxia game.

Wei Bujuan was forced to spend eight hundred years at the foot of Qingya Mountain.

For eight hundred years, the sky thundered and washed the body.

Qingya Mountain has become a restricted area of ​​life that everyone turns pale upon hearing.

Wei Bujuan has also become a taboo being rumored in the world of cultivating immortals!

…

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- Description from novelbuddy

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…

I, who should have died after being hit by a car, was born again in another world.