Fantasy: Empress Wife, Cute Kids Cause Havoc in Jiuzhou - Chapter 512 - 509 The Nine-colored Deer from the Divine

Ethan, a high school student that died alongside his bully transmigrated into another world.Ethan awakened in a parallel world, one where supernatural talents determined your worth, and the talentless serve as expendable cannon fodder.Born talentless in this new world, Ethan finds himself assigned as cannon fodder against the monster hordes that threaten humanity.But his death in the previous world seemed to have granted him a supreme Talent.Follow the story of Ethan as he awakens the strongest talent and strives to become the world's Strongest.

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.

[Power System has beautiful Waifus as his spirits.]

[Read for the great plot and a perfect HAREM. There will be SMUT chapters only when required. The protagonist isn't Naive and treats his woman with care.]

[Read only if you want a great plot, sweet romance, a perfect harem, and good smut without any forced development.]

[Story would make sense as you progress I have avoided info dump and explained in a natural way to answer each question through the characters.]

*Ding!*

[Dual Cultivation System installed]

…

Yue Yan Gets kidnapped by the goddess on his sweet night with his girlfriend. She asks him to help her on a mission against the XieLong temple but he turns her down.

Later, some mysteries reveal their past and Yue Yan agrees to help her in order to meet his Bing'er again who has also been sent to the new world.

When he transmigrates into the body of Meng Long, he finds out he has a special Physique, the Supreme Yang body that stops his growth in Cultivation unless he Dual-Cultivates with a woman.

Yue Yan's new family had mistreated his predecessor Meng Long so he decides to leave the clan to embark on a new path with his beautiful concubine Xue Rou.

Join Yue Yan AKA Meng Long, in his Journey to reach the pinnacle of the world.

After looking at a handsome man’s picture, he has transmigrated into another world. Rong Yi looked up at the sky, speechless. How unlucky could he be to have transmigrated into a loser + sissy’s body…

What’s worse, the original master of this body has been married to a man! And the worst thing is…

Rong Yi takes a deep breath and lowers his head to look at his chest! Flat! Check! Then he pulls open his pants and luckily see his ‘brother’ is still there, feeling much relieved…

He said to the little cute kid, “What did you say? Say it again.”

…