Aryuu the unknowable god - Chapter 17: Bab 16 - Lucius, Si Murid Misterius & Tes Adu Familiar---

Stuck in the year 1204, with no way to get back to my time, I was plunged into a world vastly different from the one I knew.I have a valuable asset in my possession - an AI chip implanted in my brain, loaded with thousands of engineering books.

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 the tenth year after the new era, the world finally came to an end. Zhang Mu truefully waited for his death, but unexpectedly found that he had returned to ten years ago. With his memory about the future, he swore that he would change the calamitous history, saving the earth from being destroyed! Walking dead, zergs, evolvers, and various mutated animals… nothing can stop him! The first step is to retrieve his identity as an era merchant , then find all the treasures he can remember to enhance himself!

Elwin Warbringer, the cherished son of Queen Morgana in the matriarchal realm of Sunhaven, has always been adored by his powerful family. But as the only brother to four fiercely competitive sisters vying for the throne, Elwin yearns for something more than royal favoritism. Reborn into this reversed world after a tragic end in his past life, he dreams of finding a love strong enough to match his ideals.“Why is Octavia, the Hero, panting while she looks at me?”sighing Yes it’s another Gender Role Reversal Story from me. This time the setting is a magical academy. This MC isn’t afraid to try different kind’s of relationships out but is still very much a monogamist.No harem. Yandere. Some smut but mostly plot. No harem!