MTL - Knight’s Love Letter - Chapter 13

As a eunuch, Tian Qi’s ba zi* was harder than diamond-plated gold drill. Although her ba zi easily brought an end to three consecutive masters, the Emperor was not afraid to be the next casualty and got her to serve at Qian Qing Palace.

Although His Majesty looked like a handsome gentleman, his behavior was more like a hooligan. Once, the Emperor touched Tian Qi’s lower abdomen and started to wonder at the amazing flatness of the area…

*八字 a Feng Shui term that refers to one’s date and time of birth, or the destiny that one is born with

- Description from Novelupdates

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

When others pass through, they are either all-powerful or proud of their lives, but when it was her turn, Jiang Liuer turned into a calamity.

The declining family, the unassuming father, the nerdy sister, and the black-bellied boy who popped out of nowhere… all of them are her calamity.

Jiang Liu did not hesitate, twisted Jie into a fortune with his chubby hands, and lived happily ever after.

- Description from novelbuddy

She, a modern hidden ghost leader of an organization which gathered insane prodigies proficient in the various differing skill-sets. Highly skilled in medicine and poison, executes covert assassinations, viewed as insane and demonic in the eyes of people of the world. Killed in an accident, and reborn into the body of a disfigured young girl.

What? Face disfigured, identity stolen? A return to the family dim and hopeless? Her identity can be given up, her family can be forgone, but as for the one who harmed her predecessor who inhabited this same body, if she didn’t at least make them scream in unimaginable agony and throw them into a state of wretchedness, how could she live up to her demonic reputation? Endless turmoil ensues and it’s a battle to dominate over all! See how she shook the world dressed in a suit of red, her sword up against the dominant powers that rocked the Heavens! Her name spread across the seas, shocking the earth!