MTL - Peerless Battle Spirit - Chapter 87 Knife

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 70% of the population possesses powers managed by a LitRPG chip, Kang Ji-Hoon, a timid young man, joins the prestigious Apex Academy to save his sick mother. Ranked last at F with his seemingly useless ability to summon a dagger, he becomes the target of relentless bullying. Pushed to his limit, he unleashes the true power of his weapon, a dark and destructive force. As he transforms into a ruthless anti-hero, a cosmic threat emerges to assimilate humanity. Ji-Hoon then realizes his dark destiny: to save everyone, he must destroy everything.

“She betrayed me. Lied to me. Left me for a richer man...I gave her everything—my time, my love, my dreams. And in return? She walked away like I was nothing.”Chen Yu thought he had it all figured out—a simple life, love, and a future with the girl of his dreams. But when Li Yuxin, one of the most popular girls in the university, chooses wealth over love and leaves him for the arrogant Young Master Kang, Chen Yu's world crumbles.But fate has other plans.Just as he's drowning in heartbreak, a mysterious voice echoes in his mind:“System has found the perfect host. Binding initiated.”Now, with a powerful system in his hands—one that grants him experience in any skill he desires—Chen Yu embarks on a journey of transformation.He doesn’t want revenge.He wants greatness.From rock bottom to the very top, Chen Yu will rise.And those who once looked down on him?They’ll wish they never did.He will have to rise to the top of the world before the EVENT comes.

Ethan Millers was just an ordinary man with an ordinary job — until one unplanned act reset his karma to zero. In a universe built on balance, this was not a miracle... it was an error.Erased from the world, Ethan awakens in a place without time or space — the No-Where. With nothing but his thoughts, he spirals into madness, invention, and eventually, creation itself.He imagines powers, technologies, divine systems, and worlds beyond comprehension — until the void bends to his will.Now, known as Zane Creed, the strongest existence in the cosmos, he descends into a new world with overwhelming knowledge and unimaginable power.And what does he choose to do with it?Become a teacher.After all, what better way to reshape a world… than to teach it?