I Became a God in a Horror Game (Unlimited) - Chapter 124.1: Love Welfare Institute

Why is there a person on Mars who is not wearing any protective clothing?

The Martian: Aliens

Jason wearing a hockey mask stabbed someone in the back and was cut in half with a backhand? !

“Friday the 13th: Backstab”

Kerrigan brought the swarm to the human colony star, and found that countless equally ferocious monsters had already been prepared.

Zerg Descends: Biochemical Frenzy

…

“Ha, why does every time I go to a world, I always encounter some strange things!” Li Wei’s hands turned into dark red claws, provoking Freddy’s small body.

- Description from novelbuddy

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.

After waking up, Bei Chen bit the bullet and became the leader of a certain group. On the first day of taking over the organization, the old housekeeper introduced Bei Chen to the three core cadres of the organization.

“Master, this is Coulson, and the two next to him are Natasha and Mei. They are the backbone of the organization.”

Beichen: “…”

All undercover? Going in through time travel?

Fortunately, the system was awakened at a critical time. As long as it is summoned and contained, it can get rich system rewards.

Ding~ Congratulations to the host for successfully taking in the Crimson King and gaining the power of supreme divinity! The Scarlet King in full force.

Ding ~ Congratulations to the host for successfully containing the son of evolution, and gaining the power of fusion evolution and transformation!

finally! Beichen, who possesses thousands of abilities, has become the most indescribable existence in the multiverse!

- Description from novelbuddy

The traitor Gu Mang returned to his home kingdom again. Everyone rejoiced in his banishment. It was said the one who hated him most was his closest friend – the cold and stoic Young Master Mo.

A rumour: Young Master Mo prepared three hundred and sixty-five methods of torture to try on Gu Mang, enough to play with him for a year without repetition.

But what’s the truth then?

Well the truth is even more unspeakable–

Mo Xi’s identity: the most abstinent commander of the empire.

His relationship with the traitor Gu Mang: they’d slept together before.

- Description from Novelupdates