MTL - Naruto: I Can Only Draw S-rank Rewards - Chapter 8

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 the boundaries of time blur and eternity is but a fleeting concept, the relentless pursuit of immortality has captivated countless souls.At the center of this eternal struggle is Liang, whose life approaches its final chapter. After six hundred years, he has reached the limits of his potential.Haunted by the limits of his mortality, Liang devises a daring plan to shatter the confines of his destiny and achieve true immortality.But is he genuinely shaping a new destiny, defying the predetermined course of his life? Or is he merely walking a path that fate has already laid out for him?“Which is more ambitious: the heart of a mortal or the will of heaven?”You would probably have to read to find out (^_^)

Attribute Classification: Overhead/Western Magic/Strong Attack/Sweet

- Description from novelbuddy

When Orion is mysteriously transmigrated into a primitive world where sex and other goods and services can be bartered for, he is determined to make the most of his second chance at life.

But as he delves deeper into this dangerous world filled with temptation and magic, Orion must use his wit, charm, and thirst for adventure to survive and make the most of his second chance at life.