The Exorcist - Chapter 4Book 2: : Alcohol and games

[Warning! The MC here is the literal incarnation of evil and madness throughout the story.]Valtar Titanblood formerly known as Ethan Martin on Earth was struck by an unimaginable tragedy and took his own life at the end, his whole life filled with misery and incompetence of his own doing.Then he transmigrates to a world of infinite proportions and power that defies logic, this new world which is filled with Dragons, Titans, Ouroboros, and countless more bloodline creatures and mythical beings, also powerful humans who are known as Mystic roams here as well.Valtar in this new world has the Karma System and the bloodline of an unknown titan running through his veins, with these powers in hand he who was supposed to become the symbol of justice and equality decided to become the paragon of madness and evil.He who had the tools to become the Judge of Truth and the figure of Respect chose to become the arbiter of chaos and the embodiment of fear.

As a boss with space plant abilities in the apocalypse, Lu Yao once traveled to the future, became the director of a nursery school that was about to close down, and became a rare animal human on the verge of extinction.
The food she made at random can cure the genetic disease of the cubs in the welfare home. She punched the cubs’ scum fathers and scum mothers, and kicked the remarried families who abandoned the cubs.
It is such a good kindergarten successor dean, who is attracted by that single cool imperial marshal!
Since then, the barrage in the live broadcast room has become:
Imperial Citizen A: Dean A, I really want to marry.
A certain big black dragon: Shut up! This is your marshal’s wife!
CP: Dean Lu Yao, who is extremely protective of short-sightedness and loves cubs, X the imperial marshal Helanjia who loves Shang Yunxi more than cubs
Brief: There are no bad cubs, only bad big ones.

- Description from novelbuddy

A human from Earth is thrust into the [Hunter x Hunter] world, becoming the Zoldyck family’s defiant, red-eyed prodigy. They call me a genius and the rightful heir, but I say that’s Killua’s burden to bear.Armed with crimson eyes, and a subtle yet powerful system, I’ll rewrite destiny, upend the world, and embrace the chaos with a wicked grin.

“Next, we have the most noble recipient of the Order of the Garter, the Grand Cross of Saint Michael and Saint George, the Grand Cross of the Bath, the Victoria Cross and the lower grades of Knighthood, the leader of the anti-colonial movement, the bell-ringer of the East India Company, the hero of the Crimean War, a Fellow of the Royal Society, a lifelong dear friend of literary giants such as Dickens and Great Dumas, a steadfast supporter of scientific luminaries like Faraday and Darwin, having served as assistant under-secretary, deputy under-secretary, and permanent under-secretary in departments of the Home Office and the Navy Department of the United Kingdom of Great Britain and Ireland, the inaugural Cabinet Secretary and head of the civil service, the first graduate and most distinguished alumnus of our school. Please welcome Sir Arthur Hastings to deliver a speech on the occasion of the fiftieth anniversary of the founding of the University of London.”Arthur's gaze swept across the crowd before him, looking at the young faces and murmured, “Agares, what do you think I should say?”The Red Devil's wraith hovered behind him, saliva almost dribbling from the corner of his mouth, “Look at these ignorant souls; they still worship you as a hero. Why not say something they'd like to hear?”Arthur took a deep breath and let out a deafening roar, “Oxford is a bunch of whores' bastards!”“Oh!!!!”The audience erupted into thunderous applause.“Cambridge is the same!” he added immediately.The applause grew even more fervent...(The protagonist, possessed by a devil, travels through 19th-century Britain in a world without magic)