ALL MY WIVES ARE BEAUTIFUL ELVES - Chapter 137 Giving a demon lord head?

This is the story of a person who transmigrated into a world with a radically different worldview.

So different, in fact, that he is considered a female in that world!

Cheng Nuo: What? Why did you say that I’m female?

Author: You only have one Tintin. The males of this world have two Tintins.

Cheng Nuo: No way! My hands are itchy… I want to cut one off!

- Description from Novelupdates

For non anime fans- Yandere is extremely possessive girlsIn an open world MMORPG game called Stellaris Fantasia Online, me and my partner we're rising to the top, killing other players, farming loots and so on....But, yes, this partner of mine won't let me play with others.... even with my friendswhy? because she's a Yandere....Its so irritable that I unfollowed her.... well that decision hurts me too, since she might turns out to be a hot onee-san (older woman)But as soon as I attend the class, my homeroom teacher is in bad mood...Why??Just read the title....

The character with the highest difficulty and the worst performance, Baek Yuseol, was considered a trash character in-game because he could not use magic in a fantasy setting where everyone else could.However…[Because the wrong ending has been reached, 90% of Aether World has been destroyed.] [Please reach the “True Ending.”] Suddenly, those words echoed in my mind before I was transmigrated to the Aether World.[You can use the skill “Blink.”] “Just why did I possess this character?”Blink was the only magic skill I had.Surviving in Stella Academy among genius mages, I became the notorious Blink Mage.Alternative title: I Became A Flashing Genius At The Magic Academy

Caleb Zane was a genius geneticist from Earth living a normal life until he met an unfortunate accident that claimed his life.But as fate would have it, he was given another chance at life in a magical world he could only imagine.Unlike what he saw and read in popular literature, he didn't score some rich family who would give him a good starting point.He did, however, get the ultimate gift of all....................[Host Detected...]“What...?”[Analyzing magic potential of host][#Error... #Error. No potential detected. Analyzing past memories...]Caleb watched with bated breath as the system did its thing...[Past skills analyzed. Creating suitable skill...][Skill created: Congratulations, host has awakened the skill: Genetic Manipulation.]“The fuck?”..................Armed with a skill unlike anything ever seen before, Caleb must explore its limits and carve a path for himself in his new world.He discovers shocking secrets of his new world and the origins of his transmigration as well as the reasons he got the genetic system.....................First thing first...This is a passion project of mine so updates will be inconsistent and will only be updated as and when I have time.If you find this novel interesting and wish for more chapters, show your support and maybe, I can write more.