Lord of Pain: Becoming the Crime Boss with my Pain Extraction System - Chapter 11: Men in Black

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.

Check in in front of Shicun Liushen, and get the reward Innate Saint Dao Embryo.

Check in in the False God Realm, and get a bonus cross-border amulet, which can be used to randomly enter other worlds.

Check in at Tianshen Academy, get rewarded with the secret of writing, the speed breaks through the limit of the world, and evolves time.

Check in in Xianyu, and get rewards.

After entering the perfect world, Shi Zhong got the check-in system and became a member of Shi Village.

Since then, the Eight Realms of the Lower Realm, the Three Thousand Dao States, the Nine Heavens and Ten Lands, the Immortal Realm and the Sea of ​​Heaven, etc., have all left footprints of stone bells.

- Description from novelbuddy

Rogel downloaded a magical pixel game—“Mysterious Sea”.After manifesting the kitten from the game, he fell into contemplation...

The maze survival game is also the maze destruction game. Hundreds of millions of Bluestar players entered the game at the same time, struggling for survival!

Six directions, six rooms, no one knows if there is a monster in the next room? Zhao Ba is also a game player, but only he can see the hints!

[The room ahead is so icy and snowy, you will freeze into an ice sculpture. ]

[There is a monster in the back room, kill it in the dark!]

[The room on the left is full of food, you can have a full meal. ]

When other players survived in the cracks, Zhao Ba has become the god of the maze world!

- Description from novelbuddy