With Gacha being the Eternal Void - Chapter 15. Power Up Etris and Fel

“So, you have been lying to me all this time?”She raised her head and realized that the face of her senior brother, one who she knew so well, was unfamiliar and scary.“What are you talking about?” Her senior brother scoffed and shook his finger. “All I can say is that none of you knew who I really am.”He then turned around and walked towards the Sky Throne, a symbol of absolute power.Master Sword Aura, Sea of Flame, Star Light…The dozens of skills that were used to stop the man from approaching the Sky Throne simply bounced off him. All the skills simply vanished into thin air.“No!” Xu Yingling bit her lip and turned to look at An Zhisu and Shi Liuli.They exchanged glances. All the despair, sadness, fear, and even love, were now meaningless. The only thing that was important at the moment was to stop that man.…A cultivation novel. The main character used his cheat ability, Time Travel, to secretly live among all the powerful sects while learning their skills. He eventually managed to gain the power to approach the Sky Throne and become an immortal.However, it seemed that things weren’t going as smoothly as he had planned…”

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.

The end of all worlds approaches.

The Demon King Order harvests lives from all manners of living beings.

Within this darkness full of despair,
A single person escaped from space-time, returned to before the world collapsed, determined to change the fate of the past.

But as time pass, he gradually finds out that the Apocalypse isn’t quite as simple as he thinks…

We attend school, find love, work, buy a house, pay our housing loans, insert weird faces in WeChat, watch movies… do any of you find anything amiss? One day, a group of strange people entered this world, equipped in strange clothing and possessing extraordinary powers, cold-blooded killers! They call themselves [Players].