Dimensional Descent - Chapter 66: S-grade

After the ‘100-Year War’ between the Necromancers and Priests, an all-time genius who’ll shake the power structure was born. “Am I a rare case or something? Do I have talent?” A potential beyond all imagination. He obtained his father’s undead army and entered the great Necromancer school of Kizen that divided the continent. Geniuses are geniuses, even when gathered among the elites. The research community was flipped on its head by the appearance of a new case. Professors wouldn’t leave him be alone, wanting to make him study directly under them. Officials from all over the kingdom and heads of organizations fidgeted over whether to scout him. “Professor! When can I make a Lich?” “Gimme a break. How talented are you? You’re crossing the line, honestly.” A genius among geniuses had appeared.

I couldn’t even clear the 2D version, now to clear the game in reality?Maybe I’ll have to live here for the rest of my life.Well, even that won’t be easy.– A player found himself in the game, Dungeon and Stone, as a savage barbarian.To keep his secret, he must become the mask – must make himself be seen as more savage, more fearless than any others – a paragon of his race in the eyes of the whole world.Back on earth, in the empty darkened room, the quiet computer again began to whir. Text began to appear on the black screen.「Synchronization complete. 」

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

In the heavens, where the Divinity resides, there exists the records of life and death.After the fall of the Gryghori onto the earth, the land of man is corrupted. Abominable creatures never before seen are born of the consummation of heavenly and earthly beings and spread across the land to further corrupt the world.A thousand millennia later, humanity has created civilization once again, based on the knowledge left behind by these Fallen Angels.However, in this new civilization,Man is not alone.Nero is thrown into a world infested with demons, the souls of the dead Nephilim, and abominations of all shapes and horrors, when he stumbles across the very eye of the Divine.A story that preludes an apocalypse and the existence of slumbering evil that threatens to envelop the earth begins.This isn't a story of fulfillment or triumph.These are the very Records of the beginning of the end.Welcome— To the Land of the Abominations.