Yes, there are quite a few. Some can be found on popular fanfiction websites like Fanfiction.net and Archive of Our Own. You can search for specific tags related to Issei as a Demon King in the Highschool DxD universe to narrow down your options.
Power growth is a common theme. As Issei becomes a demon king, his powers expand, and the fanfiction often details how he masters these new powers. Another theme is leadership, as he has to lead the demons. Also, relationships, like his bond with Rias and other characters, are explored in a new light with his new status.
The content of the 13th volume of the novel " Demon High DxD " was as follows:
In the third chapter," The Lost Glory," the protagonist, Armstrong, and his companions came to a mysterious ruin and found the legendary Demon Sword.
This sword has a powerful force that can give the wielder a powerful ability. However, this sword also had a dangerous weakness. Once it was attacked, the wielder's body would fall into a deep sleep and wait for the next awakening.
In order to obtain the Devil's Sword, Armstrong and his companions engaged in a fierce battle. In this battle, not only did they have to face powerful demons, but they also had to face their own fears and uneasiness.
In the end, Armstrong and his companions defeated the Devil's Sword, but they also realized that this battle would not end so easily. They needed to continue fighting until they achieved true victory.
In the fourth chapter," The Power of Darkness," Armstrong and his companions began to explore the depths of the ruins and found a mysterious cave. In this cave, they found a huge demon waiting for them.
In the end, Armstrong and his companions engaged in a fierce battle with the demons. In this battle, not only did they have to face the powerful strength of the demons, but they also had to face their own fears and uneasiness.
Through this battle, Armstrong and his companions became stronger and understood themselves better. They decided to continue exploring the ruins in search of more treasures and secrets until they achieved true victory.
" Demons Are Kings " was a novel written by Yao Ye. It told the story of a young man named Xiao Lang, who killed gods all the way for the sake of his beloved girl and his morality. The novel was very popular in the online literature world and was later adapted into a manga and a dynamic manga. At present, the novel was completed, but the manga and dynamic manga were still in the process of being serialized.
The Demon King was a fantasy novel and manga. It told the story of a young man named Xiao Lang, who killed gods all the way for the sake of his beloved girl and the morality in his heart. The novel has been completed. The manga has a total of 352 chapters and can be read online for free. The latest chapter was "Demon King" Chapter 834: Hope and Future! (Finale)
The characters included the female lead, Kara, who was tall without horns and weighed with wings and tail.
"Demon King, Demon King, Make a Fortune" Author: "My brain is emptied." This is a light novel/original fantasy novel. There are transmigration, system style, daily style, invincible style, academic style, relaxed, and hot-blooded elements. It's finished and can be enjoyed without worry.
[User recommendation: This is a novel that doesn't feel good, but in a sense, it's a novel that feels good. This is the first time I've come across such a novel. In the comments section, it's like this:
"Farming from the perspective of thoughts." Other than the thought farming element, the ability system of this world was quite interesting.
I hope you will like this book.
"As a Demon King, I'm Working Hard to Farm" is a fantasy novel about a different world. It tells the story of an otaku who is addicted to anime, comics, and games who transmigrated to another world to become a Demon King, but chose to farm instead of fighting. In addition,"The Demon King on the Road" was a fantasy romance novel. It told the story of a female mage and the demon king. It was a fantasy adventure in a different world. It was very exciting. Finally, I would like to recommend a light novel, the original fantasy novel,"My Helcrown Has a Skin". It was a fantasy story with Helcrown as the background and integrated with the skin system. I hope you like this fairy's recommendation. Muah ~😗
There was a cross-server demon king in the Peerless Immortal King game. The cross-server Demon King was an activity in the game. Players could participate in and challenge players from other servers. The specific gameplay details and rules were not found in the search results provided. If you need more information about the peerless immortal king cross-server demon king, it is recommended to check the game's official website or related game forums.
Power struggles are very common. Since the original has a lot of characters with different powers, fanfictions often explore who is the strongest and how power can change relationships. For example, a demon might try to overthrow a more powerful one.
One common theme is power - how Naruto's powers from his world compare and interact with the powers in the DxD universe. Another is friendship, like Naruto making new friends in the DxD world who might be Devils or Angels.