Marriage contract: Genius baby's belly daddy - Chapter 2498

Traveling to another Blue Star, Lin Chen awakened the “Catch the tricky reselling system”. You can catch the weird, sell it to the black mine for mining, and exchange for the weird coins.

It’s a pity that there are too few strange things in this peaceful world. In this case, Lin Chen used the method of looking for a needle in a haystack to catch the strange things for more than ten years, but still very little.

Until one day, Lin Chen received a letter from a thriller game…

This time, the purchase life began.

In the ghost restaurant, the foreman, with tears in his eyes, looked at his miserable restaurant.

In the weird school, the students shivered, and the principal lit a cigarette for them. There is also a dungeon deserted village that makes all human players feel terrifying, and eventually became a real deserted village.

I don’t know when, in the world of horror, a peddler named “Uncle Chen” began to spread…

- Description from novelbuddy

Twenty years ago, she was taken in as the Lin family’s young heiress through a twist of fate. But mistakes would eventually be corrected one day. When the real daughter of the family returned and her foster parents begged her to stay, she obliged. Unbeknownst to her, this was actually a scheme disguised as familial affection. They only kept her around to squeeze her dry of all her value!

The moment when mercenary leader Kwang Hwi receives video game like abilities, the world is suddenly thrown into chaos. A thick fog envelops the Earth, bringing with it savage, otherworldly monsters. At the same time humanity has been rendered defenseless against this onslaught, as the strange fog turns most weapons to rust. With mankind spiraling towards oblivion, it is up to Kwang Hwi, with his new abilities, to save the world. Watch as Kwang Hwi leads his militia and becomes the last bastion of humanity. Will he be this world’s savior, or its conqueror?

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.