MTL - American Comic: Create An Oasis at the Beginning, and the Rise of Mutants - Chapter 22

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

A genius talisman practitioner is reborn as a seven-year-old girl! However, her innocent appearance belies her vicious personality.
In the remote countryside, the Crown Prince runs into her, beating up her enemy. She is indifferent, but it’s love at first sight for the Crown Prince!

“Not good, Your Highness the Crown Prince, Her Highness the Crown Prince Consort used an immobilization talisman on His Majesty the Emperor, and His Majesty is currently eating dirt in the main hall.”

“Isn’t that normal? Who told that dog emperor to provoke my wife? I say it’s a job well done! Pour a bucket of ice water on him to cool him down!”

- Description from Novelupdates

Hiding in the Cold Palace and eventually becoming a Boss of Sorts. Li Mu was transported to a fantastical world and became a measly eunuch of the State of Xia. Despite having initially thought that his life would be a miserable one, he had unexpectedly acquired a check-in system.

What is it that makes a man fall in love with a woman at first sight? Appearance? Aura? Wealth? NO, when campus prince and gaming expert, student Xiao Nai first saw Bei Wei Wei, what made him fall in love was not her extraordinary beauty; but her slim and slender fingers that were flying across the keyboard and her calm and composed manner!!! Embarrassing, no?

At the same time, gaming expert Bei Wei Wei was on the computer methodically commanding a guild war, and won a perfect and glorious victory despite being at a disadvantage; completely unaware of the fact that cupid is nearby.

Soon after basketball player; swimmer; all-around excellent student; and game company president, Xiao Nai, uses tactics both on- and offline to capture this beauty’s heart. Therefore this romance slowly bloomed.