Astaroth Stories

This takes place a while after the Mephyland incident. Rin notices a strange black tattoo that glows a faint blue when he's near demons. Yukio finds out and tells him th...

Asta Regression with magic The sun is brighter than ever it is shine of victory The wind is flowing with hum But Their is no one who can see this sun The light falls...

"Seems I should reintroduce myself very well then, I'm Rin Okumura, the 9th son of Satan and the future King of Gehenna, pleasure to officially meet you ~." Th...

After his friends found out about him being the son of Satan, Rin is being bullied even his brother bullies him. He decides to run away when he encounters his older brot...

Where Asta is Astaroth's(King of Underworld) and Licita's(Cursed and Banished human) child and is half a devil. *** This idea have been living rent free inside my head...

WARNING! : SLOW UPDATES! Hanano Sakura had died. And she made a desperate plea to live. Her wish granted, by someone that she knew well. 'Welp, if he's really here then...

When Rin was little he was always teased but he got used to it but when he get older something happens and he gets set off. This fanfic has Rin and all of the demon king...

Malika was the 9th child of Satan and the only girl of all of the children of Satan. She was the demon king of logic which makes her incredibly strong. She spent her tim...

Gundam, they are mechanical beings, wielding mysterious powers, that live in distant planet in peace... Until everything went down when other beings discovered what they...

WARNING: -Mature language - Explicit scenes -LEMONS!! As the second half demon of True Cross Academy you settled into your new dorm building in which you shared with th...

so basically, this IS good x ds but, muzan isn't the final villain. Tbh I've always thought of demon in DS as artificial demons bc they were made out of medicine. And si...

Headcanons, reactions and scenarios taken from my Tumblr blog aonogifreactions. Slow updates. Some of the requests might contain spoilers from the manga. I do not own Ao...

Y/N Astaroth, younger brother of the current Beelzebub, returns to Kuoh.

When Rin was five Lucifer found him, and took him to Gehenna. Years later he go back to Assiah, because he need to complete a task to become a demon king...but Yukio is...

A Girl That Was Born Hated By Her Father Because She Wasn't Boy.. and her father sold her soul for 15 more years to live....

Have you ever wondered what a typical morning might look like in the house of eight, highly temperamental demon brothers? Satan has his own bathroom, but... well. That's...

The party of three bounty hunters, Fergorn the Hero-turned-Astral Teacher, Aysen the Silent Horde Assasin and Dars the energetic and reckless Gnome set off on a adventur...

The daughter of hell's grand duke is assumed to succeed her father when the time comes. She observes the way of life on Earth and also in the netherworld, but the rules...

Rin couldn't take those glares, the insults, and the announce of walking around having to hear the people he passed talk about him, especially his so called "friend...

● Word Count: 9k ● Rin is taken to Gehenna when he is five years old by his older brother who happened to stumble across him during a meltdown. With eight older siblings...