Uchiha's God of Muscle - Chapter 210: Iron Fire and Chihideko

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.

Charles transmigrated to the Beast Mastery World and became a Beast Master.At the beginning, he participated in the Beast Awakening Ceremony, where there were thousands of pets with varying qualities. Which one should he choose?At the start, he participates in the Tamer Awakening Ceremony, with thousands of pets of varying qualities. Which one should he choose?Fortunately, he has awakened a system that allows him to see hints that only he can perceive.“Hint: 【The Double Sword Praying Mantis】, Lv1, decent skills but low quality, insufficient for later stages...”“Hint: 【The Four-Winged Tiger】, Lv1, strong and robust but timid, may abandon its master and run away...”“Hint: 【The Frost Wolf】, Lv5, Gold quality, extremely rare with both Ice and Fire attributes...”Charles: “I want to make a contract with the Frost Wolf!”Teacher: “The success rate for the first contract is 100%, which is very rare. Are you sure about your choice?”Guild: “This Frost Wolf is weak and has poor combat ability. Are you sure you don't want to reconsider?”Charles: “No need to reconsider. It’s the one!”

For twenty years since his soul had transmigrated, Bailuo thought this was an ordinary world, until one day, a black leather book appeared in his mind.“Is there magic in this world?”Facing Bailuo’s question, his uncle remained unwavering as he said, “No.”“But there are miracles.”“What are miracles?”“A sword that can release flames, a pot that can pour out gold, a beautiful girl grown from a fruit.”The uncle said, “Controlling the mist, bringing the storm, commanding the thunder.”“Magic!”Bailuo raised his hand and pointed, “This is definitely magic!”“No.”His uncle said, “These are truly miracles.”Years later, when Bailuo looked upon the nation he had built with his own hands, that magnificent and majestic sight, he agreed with what his uncle had said all those years ago, “This is a miracle…”

Daytime belongs to the human world, while Deceit Night returns to the netherworld.Since the arrival of the sinister night, demons and evil spirits have brought disaster to humanity, and generations of our ancestors have struggled to survive.This blade of mine can eliminate evil, slay demons, defeat wickedness, exterminate devils, destroy evil!From now on, nighttime shall be like daytime!