Sin System: Demonic Harem After Reincarnation - Chapter 179 - . Perfect For Pounding

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.

Bai Zian traveled through the era of beast taming. His grandfather was one of the seven strongest people in the world. He had resources and connections, and was born to win at the starting line!Moreover, Bai Zian also awakened the legendary mythical talent [Eye of Revelation] , which can obtain the revelation of heaven and know everything in the world![Ding, you are studying the evolution method of white-scaled fish and obtaining the revelation of heaven!] .[The first evolution plan: After two evolutions, it evolves into a red-eyed silver-striped fish (gold level)] .[The second evolution plan: After three evolutions, it evolves into a red-eyed gold-striped fish (diamond level)] .[…….] .[The nth evolution plan: After nine evolutions, the fish becomes a whale, and the whale becomes a Kun, and evolves into the Nine-Heavens Kunpeng (God-level)] .How can I lose when I start with a Mythical Talent?!

What would you do if you were transported to an academy where becoming immortal was possible? Where magic spells and swordsmanship were your courses and fighting zombies and wars were your exams? Dawn Academy was no ordinary learning institution and Xiao Lin was about to find out how mysterious and exciting this magical academy really was.

Raymond, a lowly illegitimate son.He was born as the son of a noble, but he was nothing but a filthy man in the eyes of many.Even his qualities as a natural healer are the worst of the worse: Grade F.It was an irredeemable talent that was worse than the lowest class, indeed.But one day, a miracle happened to him.[You awakened as a player!] [Occupation: Surgeon] It was the beginning of a great legend.