SSS-Class Overlord: My Harem Rules the Realms (18+) - Chapter 2: Beginner’s City

The world was at the brink of collapse. Humanity’s desperate battle against the Harbingers, monstrous alien invaders from another world, had raged for years, leaving cities in ruin and hope at an all-time low.Amid the chaos, Noah Eclipse, an eighteen year old with no past and no purpose, struggled to survive each day.Noah being a first-generation talent, with a common, unremarkable ability that never stood a chance against the Harbingers' overwhelming might, had spent years labeled a loser, while fighting to keep his head above water in a world that seemed to have forgotten him.But as fate would have it, everything changed one day when he was fighting for his life and at the verge of dying.[Congratulations, you have awakened an SSS RANKED Talent : Void Summoning][Congratulations you have unlocked one item : Eclipse blade!!][Congratulations : You have unlocked a new skill; Void Blink]He was reborn, and for the first time, he was no longer weak nor helpless.With all the creatures and the power of the void in his palms, he would bring an end to the apocalypse!

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.

[ Detected: Player Raizel has been given the choice to acquire a Forbidden Class ][ Do you wish to accept it? Yes/No? ]“Yes.”[ Congratulations! You have acquired the Forbidden Class: Anti-Magus ]__“Throughout Heaven and Earth, Mages are everywhere. But who can stand against me?” – Raizel Ashblade.__Victor Lee, a professional treasure hunter from Earth, one day dies accidentally and finds himself in a Parallel World, where a Dimensional Game influenced every aspect of society.Now transmigrated into the body of Raizel Ashblade and equipped with the Forbidden Class: Anti-Mage, he must set forth in search of the strength and mysteries that this new World has to offer.Can an enemy of all mages survive in The Game of Supremes?

[Complete 1V1 Pure Romance] Zhong Xiaoxiao had transmigrated. When she opened her eyes, she found herself on her wedding night, “You might as well prepare to be a widow.”Before she could understand what was happening, her cheap husband had fled, and she became the vilified and reluctantly married country bride. Life is like a dream, but one must carry on. So what if her reputation was in tatters? Rolling up her sleeves, she set to work with her whole family. When they met again, even if they couldn't get a divorce, acting as a fake married couple was still an option, right? However, as she continued to pretend, she actually fell... [New recommendation “Reborn Husband Tender Wife”]