MTL - Harry Potter and the Badger Who Can’t Magic - Chapter 73 Dumbledore's guess

Betrayed by those he empowered. Slain at the peak of his reign. Reborn into a world unworthy of him.Tian Mo was once a supreme cultivator, a dark sovereign who ruled with absolute might and terrifying intellect. After a million years of conquest, his closest allies turned on him, stripping him of everything. But fate offered no rest. Reincarnated into modern-day Earth, he awakens in a weak mortal body—yet his memories, ambition, and ruthlessness remain untouched.In this strange new world of technology and fragile peace, Tian Mo finds new prey. With the Primordial Chaos Demonic Evil Physique and the forbidden Divine Sins Emperor Technique, he begins building his empire from the shadows. He manipulates the system, devours the corrupt, and topples the powerful—not out of justice, but vengeance... and the endless hunger for power.There are no heroes in this tale. Only a monster reborn—and the world that will burn beneath his feet.

That night, she was dragged to the Bureau of Civil Affairs. Wait, after getting the marriage certificate, the husband ran away? And his identity can’t be found? OMG, did she marry a human or a ghost?

Disheveled, she entered the entertainment industry and almost got sexually assaulted by a director due to the unspoken rule. Young Master Moh suddenly reappeared, and that director was tortured before getting cancelled.

During a shoot, she almost died since her enemy wanted to destroy her. Then, hundreds of mysterious soldiers arrived and smashed everything. The producer was exposed of corruption and his life got destroyed.

She always fights back and takes revenge, not taking the high road.

What? A woman is after her man? No tolerance! She barged into that woman’s home and whooped her ass. She said afterward, “How dare you touch my man?”

Young Master Moh had to cover his forehead; he needed to teach her how to behave like a senior officer’s woman.

It’s said that the prince of virtue had almighty martial arts. It’s said that the prince of virtue had the most handsome appearance in the world. It’s said that the prince of virtue was brilliant. But all was legend! A fire ruined his wonderful appearance and his legs. Even the talented bride under their marriage agreement were replaced furtively. Ye Liu-li was his bad-luck substitutive princess. She went a long way to graduate from Medical University and had her internship with pain and joy. Who knew that in order to save a suicide patient, she fell off the building and crossed time into a “chessman” of prime minister. She had also been married to the disabled prince replacing her elder sister. On the wedding night, when most other couples were having their romantic night, she was thrilled. It didn’t matter. Revenge never came too late. She would never let go of any of them who entrapped her or harmed her.

- Description from Novelupdates

To save a doomed fantasy world, I killed the main characters, then destroyed the game world, and fell into another timeline as the academy's top seat and rival to the protagonist.Now, I'm trying to save the world and steer it towards a better ending…But I'm the final boss.