Billionaire's Contracted & Unloved Wife - Chapter 214

When other players are still stalking for how to recruit the Three Kingdoms, Qin Xiaobai already has such super-historical names as Baiqi, Hanxin, Chen Qingzhi, Yue Wumu and Zheng Chenggong.

When other players face the heavy internal affairs to help the hand, Qin Xiaobai already has the historical names of Shangfeng, Xiao He, Di Renjie, Wang Anshi, Zhang Juzheng and so on.

Trembling players, see how I crush you with the All-Star Deluxe lineup. A little white screamed.
“Oh… wait, it looks a bit wrong, for the hair I brushed out some sister paper…”

妲 褒姒, 褒姒, Zhao Feiyan, Taiping, 婉儿, Wu Mei Niang…, said where the good names are going.
A little white surrounded by sister paper sighed: “I don’t want to bring my sister to the Three Kingdoms.”

- Description from Uukanshu translation

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.

For a million worth of contract, she became a surrogate mother.

He was the chief executive of the Empire and she was of lowly birth. With her adoptive father’s business falling into crisis, she agrees to his contract.

She gave birth to twins: the older brother is healthy, while the younger brother didn’t breathe out. Fulfilling the contract with a huge monetary sum as the reward, she disappeared from his eyes.

Six years later – he was still the cold high-profile president, but when she is accidentally imprisoned in the cage of his golden birds he pressured her harder and harder: “Woman, do not think you can escape my hands!”

The old-fashioned man: “Mu Yazhe, you’d better leave her alone, this is the child’s mother!” The man becomes frightened, questioning the reason this child’s features bears such resemblance to…

- Description from Novelupdates

She, a 21st century mercenary queen, had crossed over into a tragically betrayed body of a waste. Waste? She will show them what it means to be a waste! Betrayed? With the Ancient Manual in her hands, she will astonish all the despicable men and cheap women!

Wait! Didn’t everyone say that she was an evil woman which everyone feared? Why is his Third Highness, full of mystery and charisma, so interested in her?

- Description from Novelupdates