MTL - Rebirth As a Fatuous and Self-indulgent Ruler - Chapter 10 : Out of the palace with the queen

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.

An advertising director is reborn in 1988 Hollywood as an eighteen-year-old blond-haired westerner named Eric Williams.

From then on, he starts writing movie scripts and television songs, becomes skilled in directing every kind of film, wins over all kinds of female celebrities, and takes the road to become a Hollywood legend.

- Description from Novelupdates

In the middle of nowhere, where there was no beginning nor the end, a voice echoed, shaking the space a little.

“NO!!! This was not why I died, I have to go back. Fu—.”

Noah who was the god in a magical world dies at the hand of a weak mage, it seemed everything was under his control but he panicked when his plans seemed to have fallen apart because of the interference of an unknown entity.

Reborn in the body of a 14 year old boy, Noah cursed his fate, he was in a completely different world where Qi is used instead of magical power.

Noah did not lose hope and Used his trump card and something weird happened with it too.

He looked at the fairy in front of him looking back without any emotions on her face. She gave him a mountain of gold while claiming.

“Here take it all, because from now on, ‘I am your Sugar Mommy~’!”

…

Noah was speechless at her exclamation, his eyes resembled that of a dead person. ‘I The Mage god feared by all got a sugar mommy….’

……………………………………………………………

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Humanity’s savior. Vanquisher of gods.

Empire’s first emperor, Juan Kalberk Kenosis.

Ahead of his final battle, he is betrayed.

The emperor eyes close as he meets his end…… so he should have.

“Which bastard brought me back to life-eee!!“

After dying and resurrecting, he looks behind the black curtain for the hidden truth. And to stop the rift that’s dividing the world, in the name of heresy he begins his fight against the empire.

The emperor has now returned!