Betrayed, I Met The Demon Lord - Chapter 82 – Guardian

Luck wasn't on his side as when he was just few steps away from becoming the world champion in karate he was killed by his by his opponents scheme who was afraid to fight against him and wanted the cup. But he was once again given a chance to reborn as Kenichi Shirahama and become the strongest martial artist.Watch and see how he conquers the world by becoming the strongest disciple and also how he conquers the women's he likes in his HaremI have reuploaded the chapters again as to the problem of Power stones that occurred in the previous one.

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

In this story, a regular guy from our world becomes a young Main Branch heir of the powerful Hyuga clan in the Naruto world.He's primarily interested in gaining more power and doesn't care about right or wrong. He uses his knowledge from Earth and the Naruto show to get ahead, using his creativity and intellect to the utmost.As he tries to become more powerful, we see sides of the Hyuga clan and ninja world that weren't shown in the original Naruto story.He looks into the secrets of his ancestors, the Hyuga's eyes, and how ninja politics work, finding out things we never knew before and that the original author left unexplored.However, gradually, along the way, he also meets new lovers, friends, subordinates, and enemies and challenges how things are done in the ninja world - and also tries to unify it in the process and bring real peace around.

Battered, injured, jaded and marvellously wreaked. Luis Lee was one of the powerful ability users during the chaotic time of the apocalypse but that was until he found himself reincarnated in a magical world full of hunks and gorgeously powerful moon elves. At that moment he thought, “Let's live a slow slutty life, (b)itches!”These long-eared hotties needed him for something and the new moon elf lord was determined to do nothing.However, an obnoxious system was added into the mix saying that he is reincarnated in a world of a book.System administrator: This world will usher an Apocalypse after a decade. So enjoy your stay (b)itch.Few days old moon elf lord: Will I ever get a proper rest?A story of a perverted soul who just wanted to get laid starts now.