MTL - Remarry, No Way! - Chapter 67 Then you can't mess around.

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

Konominato Aoi, who had been learning Kendo at her family’s dojo since childhood, had a dream of becoming the best in Japan in Kendo, as her father wished. However, that dream didn’t come true. Disheartened by the failure of her student dreams, Aoi became a high school teacher with a new dream: to make her own students the best in Japan in Kendo.Facing numerous challenges and feeling pessimistic, Aoi lost consciousness on the spot and found herself transported to a different world. The one who helped the now-younger Aoi was Owen Millers, an elven mage. Out of curiosity, Owen decided to impart his magical knowledge and research results to Aoi. Inheriting Owen’s skills and knowledge, Aoi became a mage and, under Owen’s guidance, became a teacher at the world-renowned magical academy.However, the academy was filled with the entanglements of aristocratic society, discrimination based on magical power, and individuals exploiting noble students. Aoi found herself dealing with various situations as she navigated through these challenges. This is the story of Aoi Konominato, a female teacher later known as the strongest archmage and the witch of the academy.

--Warning: This story contains graphic scenes of violence and bloodshed. No one under 18 is allowed---To not get confused by the end chapters, read Fallen Chronicles first----0---Have you ever pondered the mechanisms behind the Demon King's power system? Wondered how they attain such strength at the game's outset, or why they seem to advance in levels more swiftly and efficiently than the heroes?Well... this is what our MC will discover very soon.---0---

A gigantic mouth appeared in the sky and swallowed the entire Earth, scattering the shattered fragments everywhere.“Welcome to the Myriad Heavenly Hunting Grounds, your talent is the Lord's Cottage.”Earthlings received the developmental ability called Lord's Cottage, beginning their struggle for survival in the Myriad Heavenly Hunting Grounds.Fang Jie, holding the initial item 'Faction Conversion Command', gently tapped on the undead faction. Starting with the undead fission talent, he could make his subordinate undead split and increase in value, and the talent could also be upgraded.