MTL - Resurrection, Fortunately, I Can Wear the Heavens - Chapter 11 enter the first

Every little girl's fantasy is to live a wonderful life full of riches and luxuries. This was the future she imagined, and she was willing to go to any length to obtain it.She was spoiled, pampered, and doted on by her family, and she was proud of herself. She knew she deserved the best, and she went for it. This, however, is where the nightmare began.Wanting to leave the clutches of poverty wasn't as simple as she believed, given the things she had to give up, the humiliation she had to endure, and the numerous things she had to lose. It was not worthwhile.When she thought she had it all, she was slapped in the face with the cold, hard truth: she was only a SUBSTITUTE.And when two of her closest companions turned on her and betrayed her, she was shoved aside and got humiliated by people she used to know.With nothing and no one to lean on, she was forced to make decisions. Decisions that gradually resulted in something breathtakingly amazing.[DING! SIGN IN! THE HOST HAS BEEN REWARDED WITH ******]

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.

Struck down amid the battle, the Hero and Demon King meet their demise. As their souls linger on the edge of the afterlife, a mysterious force intervenes, merging their fragmented souls together with a new being. Rusty, the living armor, now affected by their memories and presence, embarks on his own quest. Will he seek revenge on those who betrayed the hero, or will he fulfill the desires of the fallen demon king? or instead, forge his own path?

“Young man, I can tell from your skeletal structure that you have an extremely rare talent. You must be a one in a million prodigy in the martial arts. Now that the Blue Planet has ascended, mutant beasts are ravaging our homes, and foreign species are invading our land, our people are in grave danger. Here, I have an [Infinite Demon God Physique Training Method], I’ll give it to you for just two dollars. You shall be entrusted with the mission of maintaining world peace.”Xu Lingyun was touched. He said, “I can’t believe that you can actually see my true potential. Here’s four dollars, no need to give me change.”The scammer took the money, left him a fake secret training manual, and left feeling content.Xu Lingyun brought the secret manual home. He slapped the cover of the book. Instantly, the aged, tattered book started emanating a magnificent array of lights. An ancient and powerful aura filled the air, dominating the stars and piercing through the age.A fake?Oh please, in front of me, there is no such thing as “description may not match the actual item, please see the actual item”.