In the MCU/Marvel with the Omnitrix/Ultimatrix - Chapter 43: Meeting between each other’s inspiration

The worst and strongest villain.I became the narrow-eyed character Arsene Adel.“Revenge.”It sounded good.At least to the original owner of the body.But from my point of view, the goal is not revenge, but survival.I didn’t have the confidence to survive among humans, soㅡI went to the Demon Realm.Where I was headed,A school for demons that is said to be attended by the children of prestigious families in the demon world,……It was a school that terrorized the human world.

Some say reincarnation is a blessing, but for me, it's a dreadful curse. Cursed with endless reincarnation, I've been reborn as a villain 137 times. And all 137 times, I've been toyed with and killed by heroes who are far more cruel than the said villains... If I can't win no matter what I do, then I'll crush those so-called heroes at their very roots. - Quality Fan Translations, Made by Fans for the Fans - Villain Takes Over The Academy

In the City of Crime, one law stands above them all: Only the strongest can live.

Five years ago, Gu Qiqi’s best friend’s boyfriend cheated on her. She helped arrest someone, but she caught her fiancé. When she left, she was dragged into the room by a mysterious person…

Five years later, Gu Qiqi married Yan Haocheng, who had some problems in city A, with twins whose father was unknown. Everyone felt that Gu Qiqi must have married Yan Haocheng by virtue of his “special ability”.

But she didn’t know that it was Yan Haocheng who didn’t want to marry her. She was afraid that he would die alone, so she gave up and married.

Other people’s impression of Yan Haocheng is: cold, scary, and without desires.

Gu Qiqi’s impression of Yan Haocheng is: shameless, shameless, humanoid teddy.

Others rely on beauty to attract men, but Gu Qiqi only needs to wink at the child to turn her man into a puppy.

- Description from Novelupdates