Clearing an Isekai with the Zero-Believers Goddess – The Weakest Mage among the Classmates - Chapter 53: Sakurai Ryousuke fights with the Taboo Dragon

Masterpieces such as 'The Divine Comedy', 'The Theory of Evolution', 'Encyclopaedia Britannica', 'The Theory of Relativity'...Born in the history of human civilization, possess mysterious and magical powers in another world!Original sin, biological evolution, mastery of all arts...By reading the secret tomes, one can gain a variety of powers!The only trouble for the people of the other world is that they find it difficult to understand the texts from Earth.At this time, there comes a librarian from Earth...

Everyone must have a few regrets in their lives, and for Mykel regret was publishing this novel on the internet. Because of this failed novel he wrote, made his career down the hill as an author. Thanks to this novel, he lost his passion and he lost everything that he had.

"I wish I can destroy this novel so that nobody will be able to see it or remember it anymore," Mykel said.

That was what he wished for, and for some reason, he went inside that novel of his and as himself in the story that didn't suppose to exist?

Mykel smirked and grinned as he looked at the system.

[You are the creator of this world, you will have the access to the command system. You are free to do anything as long as it is listed in the command system]
[Please enjoy and have fun]

"Heh, then I will turn this world upside down," Mykel said as he glared at the notification in front of him.

After Reincarnating into Naruto World at the Warring State Era as an Uzumaki, Masahiko thought that he got a useless System. He lived for 48 years as a normal, below average Uzumaki Shinobi.

That changed when he finally knew how the system works the day of his 49th Birthday!

- Description from Novelupdates

Ophelia von Aubessec, an Empress ruling over millions gets slain.Regressing back to her body 300 years ago, she sets her sights on getting revenge on the forces who had managed to kill her.By using her knowledge of the future, she builds her own Empire, wins back the lovers she lost, and discovers the secrets of the system she had been provided.---------This is a dark novel and IT IS HAREM. However, it may travel more into a polygamous relationship due to the complications of a harem.There are also R18 scenes sprinkled about, so please read responsibly.