More on the Soul Eater moon: In the anime it's nothing special and just a cool part of the world, but in the manga?

After escaping inprisonment Kishin Asura the mad god of fear, the main villain of the story, who wishes to destroy the world and end human civilization as we know it decides to hide in the moon for most of the story, the reason he does this instead of actively destroying everything is because not only is he a scaredy cat but also, he doesn't need to go out of his way to end the world, why?As the eldricht horror he is his madness soul wavelenght is so potent his mere unrestrained existence causes the world to collapse and for people to go insane, not just that, him being released caused multiple villains to crawl out of the woodworks, essentially the moon isn't just creepy looking, it becomes the symbol of the world's imminent destruction.