Rebirth of the Tyrant’s Pet: Regent Prince is too Fierce - Chapter 58

# SCANDALOUS GIRLFRIENDZhou Yun was just a newly debuted actress, but because she happened to stay in the same hotel as the top male celebrity, Song Chi, she became “Song Chi's underground girlfriend” that the entire nation had their eyes on. She was now trending on the internet.“She's taking advantage of my big brother's popularity!”“My big brother would never fall for a woman like her!”“Zhou Yun, you should get out of showbiz!”…There were curses all around. Facing such an undeserving calamity, Zhou Yun had a hard time saying anything.At this moment, a stranger suddenly sent her a friend request.He asked, “I heard that you're my girlfriend?”“Who are you?” Zhou Yun asked.He replied, “Song Chi.”

Lingyun, a fierce and savage cultivation genius takes over a dead teenager’s body. Coincidentally, they are both named Lingyun. Set in a alternate version of the 21st century, teenager Lingyun has been killed by someone with a grudge.

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.

Reborn in 2004, facing the age where pigs can be blown up, Lin Xuan, carrying the “Strongest Cottage King System”, started galloping…

- Description from novelbuddy