Dressed as a Man, I Became Tycoon's Sweetheart - Chapter 10 - Top Tycoon Appears

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

Kain may not have been very popular, and his life felt dull, but everything changed instantly. When he wasn't at work, he immersed himself in reading and watching anime. Then, the unexpected happened.He woke up in a new world, confronted by a blue interface hovering before him. Join the journey to see how Kain will adapt and thrive in this extraordinary reality.-No Harem- Noobie Writer.

Sian Lee, the strongest person under the heavens in old china, was reborn as a very overweight woman.

“Victor Kane, your life has been the easiest. Born into the wealthiest family, never having to work a day in your life, always surrounded by luxury, and never experiencing a single moment of misery. Even dying within seconds without an ounce of pain. I must say, it's interesting.”When even the gods had taken Victor to be the luckiest, his luck seemed to run out finally._______[Caution! A curse has been inflicted on the user.][Curse Grade: Celestial][Curse Description: The user is restricted to only tame insect species. Taming normal species will become impossible with this curse.]_______Reincarnated to the world of Beast taming where only the tamed beasts could keep your societal status. Theo was born with the curse to only tame ordinary insects.Follow his journey where he takes the help of the very simple and ordinary creatures to pave his path in the future.“Wait, what do you mean the Outer Devils arrive in metal ships and armored suits from beyond this world?!”Being attacked by space ships and Mechas, all Theo had was his tamed to fight against the danger.