I Was Transmigrated As An Extraordinary Extra - Chapter 18 -

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.

(Rebirth + Business warfare + Pampering spouse + Dog food)Investing today? I've got more important things to handle.Financial crisis? Not my problem; anyhow, I won't be losing money.Huh? This stone of yours is pretty nice, wait for a call at home!Xiao Ming closed the door, turned around, and took out a fist-sized diamond: “Honey, let's grind this into a ball for the kids to play with!”

After successfully reaching the Core Formation Stage and forming his Golden Core, Bai Langtian was betrayed by his own Master. His core was ripped from his body, and he was thrown off a mountain cliff into a valley full of demonic beasts.Thankfully, he survived the fall, and met his senior sister, Shangguan Yue Ling.She too had been betrayed by the same Master and pushed into this valley ten years ago. Ever since, she had been surviving alone by eating the corrupted flesh of demonic beasts.Now, Yue Ling revealed to Langtian a new path of cultivation:Demonic Cultivation.To reclaim his strength and take revenge, he must consume the flesh and essence of ten thousand demonic beasts.

Mo Chu was reborn. She opened her eyes to find herself in a world where a thousand years had passed. The docile animals and plants became very aggressive, and elemental abilities that existed only in stories and legends now appeared before her eyes! Fortunately, upon waking up, Mo Chu gained a nice-guy brother who had a sister complex. Unfortunately, she had a one-in-a-million sensitive constitution, so she couldn’t consume 99% of the available food. However, there would always be a solution. If she couldn’t eat the food of this era, couldn’t she come up with new food? And so, she made fries, grilled fish, beggar’s chicken, and various other delicacies that were not available in this future world. As a glutton, Mo Chu was satisfied with this outcome. However…