Demon King of the Royal Class - Chapter 592

It is well known that while most Evil Skills can be mastered quickly, they are accompanied by immense side effects. A slight misstep and you could drive yourself insane or get yourself killed.But what if the side effects could be transferred to your enemies? How exhilarating would it be to cultivate Evil Skills then?In any case, Zou Feng, who transmigrated here, is already having the time of his life.The most evil, most venomous, and most morally corrupt Cultivation Skills? Bring them all on.This Poison Skill will make your entire body fester and become unrecognizable? Cultivate it!Cultivating this Skill will cause you to lose your sanity and become worse than a beast? Cultivate it!A Cultivation Skill that ensures you won't live for more than a year upon mastery? Cultivate it!

A boy from 21st century Earth, met an accident and later was reborn in Naruto’s Ninja World.
He is born in Uchiha Family and becomes the useless brother of Itachi Uchiha and Sasuke Uchiha…. Let’s see how he changed the Naruto world.

- Description from Novelupdates

These days, could one really time-travel just by dreaming? And to become a silly princess at that. Well, marrying a domineering man wasn't too bad. His taking a concubine wasn't the end of the world either. But why was she forbidden from liking anything except him? That was just too domineering! She had to escape! Ah, but upon escaping, she realized he was a half-demon who didn't understand love... and, moreover, a half-demon who had a three-lives connection with her...

Konoha’s blue beast: “I want to prove that even if you don’t know ninjutsu or illusion, you can become an excellent ninja. This is the whole of my life. This is my way of ninja!”

The Roaring Emperor of Clover*: “I want to prove to everyone that no matter whether you are a poor ghost or an outcast, you can achieve great things!”

Hao Fan: “If there is any relationship between these two other than being equally inspirational, it is that my buddies were unlucky enough to transmigrate and become Rock Lee first. Because of physical defects, they couldn’t control Zach to perform ninjutsu, and then protested to the system. Afterwards, he transmigrated into Asta who couldn’t use magic…”

- Description from novelbuddy