MTL - Naruto: I Became Naruto’s Blackened Personality - Chapter 77

In the class where everyone awakened to Class A, Rosen was violently attacked online for awakening to a Class D hero template.Fortunately, the awakened Class D template is a 'growth' template rarely seen in a thousand years.So what if others have a strong S-level template, they only have one skill for life, while I can use my Class D 'transform' skill on par with you!Not to mention upgrading from D to C, where I can awaken new skills, and the new skills are even more powerful!Continuously leveling up, awakening more skills.And as the level increases, the form also changes, evolving into monsters similar to those in 'Classic of Mountains and Seas'!......The class teacher and the principal, not recognizing talent like Mount Tai, persuaded Rosen to drop out. Rosen could only work at the crematorium to earn currency to buy Awakening Stones, temporarily enduring for a month.Coincidentally, other forces ran rampant, killing their classmates who awakened to Class A and Class S.Thus, Rosen discovered several familiar corpses appearing in the crematorium...Facing the corpses of those who bullied him while they were alive, Rosen chose...

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.

Prince Alexander Herald von Triesenberg was the fourth prince of the Empire of Triesenberg who was banished from the Empire of Triesenberg for the crime that he didn’t commit.On their way to the island where he would be banished, a powerful storm swept through and sank the ship. Alexander drowned and at the moment, he thought he died from drowning.However, when he opened his eyes, he found himself lying on the shore of a sandy beach and a floating interface before his eyes.

One day every human on the world suddenly receives a mail claiming to enact the World Salvation Project. Half in doubt Kurosaki Shion, a diligent university student and loner, follows the mail’s instructions, becoming one of a million Demon Kings governing his very own Domain in the new world.

*** This is a post-apocalyptic story containing many fantasy elements. It is a somewhat dark tale following Shion as he grows while aiming for the unification of the all too sudden new world. It has many game-elements bolstered by strategical thinking while at the same time providing funny moments and romantic encounters.