Pastoral Daily Life - Chapter 21

Yang Yi, along with everyone else, is thrust upon a Maritime Survival Game.Some lucky individuals possess special ships; the Iron Heart is armed to the teeth, the Swift Wind is so fast it’s almost invisible, and the Ironhead charges forward with a massive ram.Only the Nightmare, Yang Yi’s ghost ship, has strange and gory elements.The protagonist’s journey won’t be smooth sailing — this is not a story for the weak-hearted.

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 world-famous hacker and daughter of the most powerful criminal family who ruled the international underworld for many generations is killed when their organization is annihilated in a single night.

The mid-level boss of my company’s AAA-game.