MTL - Poison Doctor Demon Consort - Chapter 512 , restore memory

Li Xuan traveled through the world of immortality and opened the apprentice system, and both apprentices and apprentices could be rewarded for upgrading.

【Ding! Accepting apprentice Qin Yue, reward you: Innate Divine Power]

【Ding! Accept the apprentice Zhao Tian, ​​reward you: call the wind and call the rain]

【Ding! Apprentice upgrade, reward you: space shuttle]

….

Li Xuan, who accepted a bunch of apprentices, evolved infinitely in seclusion.

Ten years later, the Devil Emperor invaded and wanted to sacrifice the whole world, but no one could stop it. The disciples watched the world fall into despair in pain.

At this time, Li Xuan appeared and slashed a sword against the Demon Emperor under the watchful eyes of the public.

Boom!

The sky fell apart, the invincible Demon Emperor fell on the spot, and the entire dark world was swept away by a sword.

The disciples were horrified. It turned out that the strongest person in the world was actually the master who had been in seclusion for ten years.

- Description from novelbuddy

[#Warning Yandere]Arthur, a 24-year-old man, was living his life normally on Earth, but until one day, on one of the most important days of his life, he died under some unexpected circumstances.But this was not the end as Arthur had expected, as he was reincarnated in the body of a 17-year-old handsome young man. However, the world he was reincarnated into was not a normal one, as things like magic, which he had read about in novels and manga, were common in this world.Yet this was not the most surprising thing he found out, as the people living in this world had reverse gender morality.Arthur didn't get a cheat like those protagonists in the novels he had read. However, due to his greedy personality, he unexpectedly found himself as the owner of one of the greatest treasures of the cosmos, which didn’t tell him anything other than showing a strange riddle.[You have become the owner of Ethelarion Replisis][Name: Arthur]#Ability: I am the shadow that walks with you,Not quite the same but near and true.Half the strength but have many faces,Absorb me to reclaim your grace.Five years ago, when Mana first came to this world through a portal that opened due to foolish nuclear testing by some power-hungry country, but that was not the only thing that came as terrifying monsters also arrived with it.On the brink of their last hope being lost, by some miracle, another portal opened, through which a single female elf came, who wiped out these terrifying monsters in only half an hour. However, it didn’t stop there, as now Elves rule the magical Earth, and against absolute power, no one stood against her.___________#No NTR#No Yuri

There are times when all it takes is the right voice to help you realize the greatness within to conquer the painful evil without. Uzumaki Naruto's voice of promise turns out to be his... from the future.

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates