Start in DxD as Motohama: Leveling Up in Another World - Chapter 27: Is it wrong to have two cute yokai kittens as pets? (II)

He is an undead who is devoid of all humanity, he is the one and only supreme overlord, he is a man who has severe mysophobia.

There are many people who try to act cool in front of him, whatever soldier king, assassin, system user, transmigrator, reincarnator, the strong returning, the strong coming down from the mountain, person coming back from the immortal world, reincarnation of the devil king, immortal emperor possessing someone’s body, and so on, all of them do not know what will happen next

- Description from Novelupdates

My name is Chen Mo, a gaming nerd.Recently, I've been obsessed with a single-player game called “Absolute Immortal” and have defeated the final boss, [Lady Yu], over a hundred times using cheats.Then, I transmigrated.I became Lady Yu's lackey.On my first day at work, why does it feel like Her Majesty is looking at me strangely...?...My name is Yu Youhan, Imperial Consort of the Yuan Dynasty, with immense cultivation power, dominating the nine provinces.I recently had a 'dream'.In the dream, I was wantonly tormented by a man, utterly powerless.I initially thought it was a mistake in my cultivation, thus giving rise to a heart demon, until that 'inner demon' appeared right in front of me......Within the high walls of the deep palace.'There are many ways to conquer a heart demon, it doesn't necessarily have to be through force...''Your Majesty, I, I admit defeat!''Who allowed you to admit defeat? Dare to defy this palace, and you'll be punished for another hour!''...'

After dying in the world of One Piece, he was reincarnated once again this time as Neji Hyuga. But fate was no kinder here. With his father dead and the cursed Caged Bird Seal looming over him, for his survival he made a ruthless decision....

Three years ago, the animals and plants on Earth underwent crazy and unexplainable changes that included transformations, reversions, and the addition of otherworldly species. And it was the start of a brand-new type of profession in the new generation of humanity – Monster Trainers, people who specialized in taming monsters.

On his 18th birthday, the protagonist of the story, Gao Peng, suddenly received the ability of being able to see the attribute data frame of monsters. With his ability, he aspired to become the strongest monster trainer that ever lived while looking for a method to revive his parents!

- Description from Novelupdates