MTL - Heads Up Hollywood - Chapter 993 Best Foreign Language Film Nominee

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.

Humanity has been gradually transported to the Abyss by a bored god to compete against other races and monsters.The problem is… humanity failed. In a last desperate push the strongest survivors chose a comrade to travel as far as possible back in time.

As a handsome guy with fame and wealth, Eddy could lay his hands on any beauty around the world. Unfortunately, his little brother down there was too weak to grant him such a wish. What happens when he transmigrates into a body whose little brother is always strong and prepared?He's going to create a harem and indulge himself, right?Sadly, it's not like on earth where every girl admires him. It's a world haunted by darkness and hunger, cruelty and self-centeredness. A world where he is a disgrace to his family. Monsters, among which there are the Venomous Beauties, roam its corners. He is too weak to even play drums, let alone hunt those monsters to win hearts of girls.Thankfully,[Hello! I'm the Goddess of Beauty! Nice to meet you!]#No yuri#No NTR#Spicy