Strange Grief Wants to Retire ~ The Weakest Hunter Dreams of a Hero ~ - Chapter 262，Part1: 1 - Winners and Losers ③

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.

Starting over once more, he has entered this “living game” again in order to control his own fate.

This time, he will not be controlled by others.

Previously the Level 200 Sword King, he will rise to a higher peak in this life.

Methods to earn money! Dungeon conquering strategies! Legendary Quests! Equipment drop locations! Undiscovered battle techniques!

Even the secrets Beta Testers were unknowledgeable of, he knows of them all.

Massive wars, life advancement, entering Godhood, sword reaching to the peak; a legend of a man becoming a Sword God has begun.

Branded as the last remnants of evil.Once known as Cero Restes, now living under the name Gabby Magus walked into villain’s path. He swore to hunt every hero’s affiliated with the Dukedom of South in the kingdom of La Magia.Through a web of lies, manipulation, and ruthless strategy, he will rise—not as a savior, but as the villain hidden within the hero’s party.

Wen Ying became the “Unlucky One” chosen by Lord God.No matter which world she appears in, she is not loved.————“I heard that you became a sugar baby?”“Stepped on three boats. Ah, the boats probably capsized.”“You are a minister’s wife, but you’re seducing his majesty, why are you such a slag?”Actress-born Wen Ying, displayed the exclusive smile of a white lotus——So what? In the end, won’t all of you become my ministers.