Be the Hardest Working Demon Cultivator! - Chapter 1 - . The Demon Cultivator Who Received a Mysterious Invitation

Let us, together with the princess of condemnation Fischl, weave the destinies of mortals and gods in countless worlds, and the system and memories of a past life will become an excellent addition on the way to a myriad of events until the day comes when everything bright and beautiful is subject to Entropic destruction.Main world: Genshin impact.1st world: jujutsu kaisen;2nd world: Highschool of the dead.3rd world: fate unlimited blade worksImportant warning.English is not my native language, and chapters are added here using Google Translate. And depending on whether this will not be an excessive problem, it will be decided whether I will continue to post chapters.In my native language, I have already written 110 chapters, 10 of which are available only to paid subscribers on boosty, and if the fact that these chapters are added through the translator is not a problem, then gradually I will bring the release of chapters to the point that they will be released simultaneously in both languages.

Ordinary salaryman Qin Yu had a proud and talented younger sister who was the rising star of the police detectives. He often felt inferior to his younger sister with her achievements. Gradually, he began to accept his fate…

One day, he acquired the Godfather System, allowing him to obtain the templates of top villains one after another! Using the templates, he found suitable disciples and trained them.

As such, terrifying giant-level figures popped up continuously in the underground world!

[Wanted dead or alive. S rank terrorist: Joker. Reward: 10 billion]

[Wanted dead or alive. A rank terrorist: Fake Psychologist. Reward: 500 million]

[Wanted dead or alive. A rank terrorist: Martial Arts Maniac. Reward: 500 million]

[Wanted dead or alive. A rank terrorist: Crazy Scientist. Reward: 500 million]

Before he realized it, Qin Yu had his identity as the godfather of villains exposed by his younger sister! The entire world was shocked!

Tang Rui, who is the UP master of the aircraft model area, suddenly found that the aircraft model he made had an upgrade panel, which can add points to the upgrade of the aircraft model.

[Item: Fixed-wing model aircraft]

【Experience: 35/100】

【Source point: 0.1】

Tang Rui: “System, let me see your limit.”

Toy model aircraft → high-altitude and high-speed UAV → small orbital shuttle…

- Description from novelbuddy

When people die, where do they end up to?I don't know about anyone else, but when I died, I arrived at the strangest Heaven of all times. And I got a chance to reincarnate with all of my memories!Jackpot!If you look away from the fact I had to reincarnate as a damn monster which is the lowest of all the bottom feeders? And I had to represent one of the worst goddesses ever!?And to make things worse, my “birthplace” was a freaking Dungeon! And not your everyday Dungeon with level 1 slimes and goblins, but a freaking Dungeon-turned-world-destroying-facility!Still, you gotta work with what you have. So see me how I survive in this crazy new world!!...But I promise I won't be mad if the bosses get debuffed. No? Damn...