The Clan Master Can't possibly Be A Mortal - Chapter 28 - Change of Attitude

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.

Countless dimensional worlds appeared, and human beings began to practice.

Open the gene lock, break the shackles of the human body, absorb the gene core of the alien animal, and extract the skills or talents in it.

Warrior, Mage, Archer, Assassin, Support.

“What is your job?”

Yuan Bei shivered while holding the self-made cheating system.

“I’m assisting, with hard control…”

This is the story of a hard-charging assistant spreading positive energy in the world.

- Description from novelbuddy

The year is 2236 and the Deep Dive Virtual Reality Massive Multiplayer Online Role Playing Game Ancients World is the most advanced game of its type ever created. Now that DDVR technology has reached the stage of commercial consumers everyone is addicted to the games available. A person who spent 5 years in the game has been reincarnated in his younger self as a request from a world item the game provided. Not everything is known about Ancients World since he only spent 5 years playing, so things will change this time around.

Many people don't really know what the game really provides till everyone with an internet connection is playing. It is the only way to survive in the coming years because of how special the world is.

Cera Adamo is a young man who is almost 20 and he is the one that found the world item that granted him one wish, something that saved his life in a last chance effort. He chose to go back into the past so he can get everything he needs for his family, he doesn't want them to be dirt poor like they once were and this is his way to secure that it never happens again.

Lin Qiao remembers nothing from the past five years since the post-apocalyptic era began. She wakes up only to find herself having become a newborn, superpowered zombie, in a body that used to belong to an evil and notorious woman!

Having kidnapped a girl and raped her father, the previous host met her demise at the very hands of the conspiracies she courted all her life, leaving Lin Qiao no choice but to deal with the consequences while trying to figure out her own past and the fate of her loved ones.

As for the little girl’s father, can’t he just have a decent fight? He’s a human being, but why is he biting a zombie? She’s the zombie! She’s the one who’s supposed to bite!

- Description from Novelupdates