Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 16 - 16-46. Trial of Zaikuon (1)

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!

Coming from the modern era, she was sent to a strange world. The body she possessed previously belonged to a young woman whose family was thrown away by their clan. However with the “Dan Fu Zong”, the inheritance from her old world, she steps on the path of cultivation, hoping to one day become an immortal.

- Description from Novelupdates

The arrival of origin ability era. Many berserk beasts spawned. Humans with superpowers blooming like mushrooms. Su Hao is just an ordinary 3rd year high school student who had mastered a lowly grade origin ability named
“Model analysis”.

Kevin Reed gained enlightenment at the brink of death, as he sees the one he pledged allegiance to, and some long-time comrades betray him.

He closes his eyes one last time thinking, 'If only I had known'

Yet against all odds, he finds himself back in time in the body of the fourth prince of the royal family of a soon-to-fall Empire.

This is the story of a Knight who uses the machinations of an Empire to take his revenge on all those who betrayed him.

A man who uses the knowledge of the future to get the best out of every situation.

A man preparing for the coming of the Era of Prodigies and Disaster.

But he would have to challenge adversity if he is to bring his ambitions to fruition.

So come along on his journey filled with twists and turns, enemies and thorns.

As we see the knowledge of the future is used at its best.

But no one, not even Ezra, could've predicted just how much Chaos this single irregularity would cause.

So join us to witness Ezra, as he rises from humble beginnings, well... maybe not so humble, to becoming a peerless existence.

As he rises from the ashes to become a True Sovereign!

This is the rise...of the Infinite Sovereign!