Supreme Casanova: Ultimate Harem System - Chapter 1: Food Poisoning.

The unparalleled Demon King Ye Xuan, who was able to heal the death or the living alike and holder of the medicine Holy Scripture, was betrayed and killed by his fellow Demon Kings. But he reincarnated into the body of Ye Xuan, the prodigal son of the Ye family and vowed to himself that he would return to his peak and take back everything that belonged to him!

- Description from Novelupdates

Hogwarts is a strange place. The demon king who failed plastic surgery was eliminated from the job search. The white-haired old man wearing two layers of wool socks is still too cold in summer. The potion professor who never washes his hair is afraid of going bald, and the key keeper loves to play dragons!

William wanted to spend seven ordinary years, until that night, the door handle of the college lounge was stolen…

(Book Friends Group Number: 605848137)

- Description from novelbuddy

After a catastrophe swept across the world that destroyed half of the population and countries, a mysterious force passed through the earth that affected all residents, plunging them into unconsciousness for several hours. No one knew what it was.A few lucky people have received the revelation that the world will be destroyed in ten years. During these ten years, the world is waiting for ten disasters, and the last of them will be the end of the world.Another group of people also received a revelation that salvation is in another world. This revelation opened the way for them to another world where they could find solutions to save their home world.The rescuers were young people who were not yet twenty years old. They became awakened, able to transcend the boundaries of worlds.Idan was not among the chosen ones who became awakened. However, luck smiled on his older sister.A year after the world experienced its first disaster, Idan accepted an invitation to attend a grand ball dedicated to overcoming the first of the ten disasters.That day, during the ball, he met a young girl, and some mysterious force chose him. He awakening a mysterious system—the Supreme Husband System. In turn, the girl also received her own system — the Supreme Wife System.And so, the first task he received from his system was to propose marriage to his future wife within one day!English isn't my main language, so please bear with it if you found some mistakes.

A hundred centuries ago, Daoist Jing Yuan died from lightning. A hundred centuries later, he comes back to life, but discovers that the stars have shifted and the world has transformed by leaps and bounds.

Marketplace: Selling herbs for 10 coppers each, alleviates fevers and detoxifies, reduces swelling and relieves pain.

Jing Yuan: Isn’t this the main precious herb used for Foundation Establishment Pills?

Auction house: Advanced level cultivation method starting at 30,000 spirit-stones!

Jing Yuan: Isn’t this the trashiest cultivation method you could find anywhere on the streets?

Art gallery: “The 100 Influential Figures of the Cultivation World”

Jing Yuan: Aren’t these my good friends A, B, C, D and old enemies 1, 2, 3, 4?

Bookstore: “Jing Yuan: A Biography“, “Memoirs of Jing Yuan“, “An Intro to Daoist-Master Jing Yuan’s Legendary Life“, “Honored Master Jing Yuan Teaches You How to Guide Qi into the Body“, “The Seven Habits of Founder Jing Yuan”

Jing Yuan: ?? Isn’t this me? Wait, when did I gain seven habits?

The companions he once journeyed with have long passed away, and not even 1/10 of the formerly glorious cultivation legacies remain. Yet, in this world without him, his legend still exists. This kind of feeling, is a bit embarrassing…

- Description from Novelupdates