Mythical Era: I Evolved Into A Stellar-Level Beast - Chapter 1864 - 691 The Great Sun Perishes Together, Devouring the Seventh Day

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.

A person from our world is transported into the universe of the Avatar animated series. The protagonist's adventures begin in the Spirit World, in a form familiar to this world.“So this is the afterlife. It's not what I imagined. Strangely, my memory remains, but it feels one-sided—all the information is impersonal. No name, no loved ones, as if they never existed. I remember being a middle-aged man when, for some unknown reason, I ended up here. My entire life flashed before my eyes, but the emotions I once felt are gone...”Покорение стихий by EvopalanTranslated with LLMNote: when translated terms like magic / mage / magician were used instead of bending / bender / and chiI'm going through fixing the issueIf you want to support me and get exclusive transitions check out my patreon.com/PHINJO just getting started more to come.Planning on making creating an audio series for the fanfic.

Feng Shao, who traveled to another world, only wants to make the sect flourish.But gradually, Feng Shao realized that something was wrong.Why do some people always have frighteningly high luck?Why are there always some people who can easily win the favor of beautiful women?Why do people always go around casually, and treasures automatically come to the door?Also, why do these guys always find trouble with him?Even the master who has always favored me has begun to despise me?Feng Shao, who was in charge of the mysterious artifact Tianhua Jade Slip, finally discovered that in the process of using the Tianhua Jade Slip, his own luck would gradually change to the direction of a villain.So I’m going to be a stepping stone to these sons of fortune?I, Feng Shao, must never be led by a dog so easily! If I’m not allowed here, then I’ll break out of my own world!

Fu Qian gracefully removed his skull, as if a gentleman were taking off his hat to pay respects.…Everything began with a transcended-dimension invitation.It’s a story of a high-quality Thug turning the impossible into the possible.Of course, on that day, the great being behind the invitation was still unaware of what it had done.