SUPREME ARCH-MAGUS - Chapter 1091: Killing Locusts!

I, Ichinosuke, failed to get a job for 100 consecutive times. Furthermore, my record is still being updated as unemployed.

Lou Yao Yao wasted her life fighting over a man, only to find out he wasn’t worth it in the end. Because of this man, she accidentally killed her rival in love, and even ruined the man who had always been watching over her.

Getting reborn as her 20 year old self, there is still time to fix everything. Lou Yao Yao decided to live as a genuine vicious woman. After getting her hands on the loyal like-a-dog man, she would show that cheating couple what pure loving affection looked like.

- Description from Novelupdates

[Attention, humans][Welcome to Midgard, a realm between life and death.][All 300 players accounted for!][Evaluation successful!]Jamie never expected his life to end while saving a stranger. One moment he was pushing a pregnant woman out of the path of a roaring truck—the next, he awakens in Midgard: a realm where death is just the beginning.He isn’t alone. Two hundred ninety-nine others, torn from their final moments, stand beside him. Their fate? To endure ten brutal trials that test body, mind, and spirit.Each challenge grants skills—swordsmanship, magic, strategy—that could mean the difference between survival and annihilation.And at the end awaits a choice:Reincarnate into a fantastical new world, carrying every skill earned.Return to Earth … alive, but powerless.But in a world where trust is fragile and every alliance can shatter in an instant, Jamie must decide—Is mere survival enough?Or will he fight for something greater?

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