MTL - Poison Doctor Demon Consort - Chapter 505 After the emperor

To save a doomed fantasy world, I killed the main characters, then destroyed the game world, and fell into another timeline as the academy's top seat and rival to the protagonist.Now, I'm trying to save the world and steer it towards a better ending…But I'm the final boss.

He was once the most feared villain in the empire, a master of manipulation who wove chaos from the shadows. Ruthless, untouchable—until the day he was betrayed and executed by the very man he sought to control.But death is not the end.He awakens in the body of Lady Elara Valcrest, a fragile noble girl doomed to be a pawn in political games. Stripped of her former power, she is forced into an arranged marriage with none other than Cairon Everhart—the man who once killed her. He does not recognize her, but she knows him. And she will never forget.To survive, Elara must play a new game. One where deception is her only weapon, and trust is a dangerous illusion. She must outmaneuver her enemies, uncover the truth behind her execution, and reclaim the power she lost. But as she navigates the treacherous world of court intrigue, one question lingers—Was Cairon truly her greatest enemy? Or had she been blind to an even greater threat?Time is running out. The villain has been given one last chance. And this time, she refuses to lose.

Mutation, Bloodline, Ancient, Parasite, Domain, Externality.

These six series of supernatural powers range from Level 0 to 4, with traces of their existence found throughout the development of mankind and society.

On to modern society, with the changes to the environment on Earth, when the first Level 5 Ability User appeared and caused a calamity to the world, Ability Users have become a form of decisive military power.

Teenage Justice Li Anping, after getting the strongest and most evil ability throughout history, will walk the path of justice and eventually his fall towards evil, and finally reach the peak of the food chain.

The entire mankind’s nightmare is about to descend, the earth will become a giant slaughterhouse, and none shall escape the terror.

- Description from Novelupdates

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.