Global Game: Ten Billion Spirit Energy Coins From The Start - Chapter 306 - : 306, Start Action_1

“From today onwards, you will become the Envoy of one of the Main Gods in the Dimensions of Gods. You will travel from one world to another and through that, you will attain what others will never obtain in their entire life.”

The moment these words echoed in Fang Li’s head, Fang Li’s life was destined to be extraordinary…

- Description from novelupdates

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.

In a world where talent is everything—what happens when someone dares to cheat the heavens?Xuan Wu awakened in the brutal Fire Haven World where the strong eat the weak, where practitioners cultivate techniques to live longer and grow stronger. But just as despair crept in...[Ding! Awakened the Supreme Cheat System][Anything you desire, reality will obey...]Cultivation? Piece of cake.Upper worlds? He can ascend and descend with a thought.Enemies? A single word is all that is needed for obliteration.As Xuan Wu overlooks the world in his grasp, he asks himself—should he dominate, conquer worlds, create planets?Or should he play along just like an ordinary disciple?

Everyone dreams of being summoned to a magical world.Everyone… except me.I’m Alan. Thirty-something, white-collar worker, zero hobbies, one annoying best friend named Bob. Bob’s an anime-obsessed otaku whose life goal is to become the hero of an isekai world. I just wanted to go home, take a shower, and sleep.But then Bob opened a portal to another world in his living room.And guess who got sucked in with him?Now Bob’s the Chosen One, blessed by world and received legendary weapons and magic.Me? I’m the guy carrying his bags, dodging fireballs, and wondering if fantasy world have proper sewage system.This is the story of how my best friend became a hero……and how I accidentally became his sidekick.