One of the main themes is the clash of different power systems. Since Fate Stay Night has its own magic system and DxD has its devil powers and sacred gears, fanfictions often explore how these powers interact when the two universes collide. For example, how would a mage from Fate Stay Night fare against a high - level devil in DxD? Another theme is the relationships between characters. There could be new friendships or rivalries formed between characters from the two different series. It's interesting to see how, say, a character from Fate Stay Night might view the rather unique social structure in the DxD world.
One of the main themes is the clash of different power systems. Since both Fate Stay Night and Sekerei have their own unique ways of using magic or special abilities, fanfictions often explore how these powers interact when the characters meet. For instance, how a Sekerei spell might affect a Fate Stay Night servant.
Power and its limits. When Naruto characters enter the Fate universe or vice versa, they have to figure out how their powers stack up. For instance, Naruto's huge chakra reserves compared to the magic in Fate Stay Night.
The theme of friendship and camaraderie is often present. In Fate Stay Night, the servants and their masters form bonds, and in Highschool DxD, the main character has his group of friends. Fanfictions might expand on these relationships. Additionally, the idea of facing one's destiny is there. Characters in both are often on a path that they have to follow, and in fanfiction, this can be twisted or explored further. For example, in Fate Stay Night, Shirou's journey to become a hero can be re - imagined, and in Highschool DxD, Issei's growth as a devil can be given new perspectives.
Another theme is the exploration of different relationships. This can include friendships between characters from different series, as well as romantic relationships. For example, a character from Fate Stay Night might form a bond with a character from High School DxD. The fanfictions often explore how these relationships develop in the combined universe.
The themes in 'Fate/stay night novel' include fate itself. The characters' paths seem pre - determined in some ways, yet they also struggle against it. Morality is also a theme, as the actions of the characters in the Holy Grail War can be quite morally ambiguous. For example, some actions taken in the pursuit of victory in the war might be considered unethical by normal standards.
One main theme is power. Since both Naruto and Highschool DxD have characters with different levels of power, in the fanfic, it's often about how Naruto's power compares and combines with the powers in the DxD world. Another theme is friendship. Naruto is all about friendship, and in the DxD world, there are also relationships to be formed and maintained.
The popularity of 'Fate Stay Night Watches High School DxD Fanfiction' is a bit of a mixed bag. On one hand, the idea of combining two such distinct and popular anime universes is appealing to some. There are fans who love to see how the different magic systems, characters, and storylines interact. But on the other hand, it's not a concept that is going to appeal to the entire fan base of either series. Many fans might prefer to stick with the traditional fanfictions that are more in - line with the original lore of each show. So, while there may be a niche group of fans who are really into this type of fanfiction, it's not likely to be as popular as the more straightforward fanfictions for 'Fate Stay Night' or 'High School DxD' alone.
One interesting crossover could be the characters' power interactions. For example, in some fanfictions, the Servants from Fate Stay Night might interact with the Devils in Highschool DxD. The unique abilities of each character, like a Servant's Noble Phantasm and a Devil's power, could lead to really exciting battle scenes or strategic alliances.
Some interesting concepts in highschool dxd fanfiction include new forms of peerage systems. For instance, a fanfic could introduce a modified version where there are more diverse types of members. In fate stay night fanfiction, the concept of the Grail War taking place in a different setting, like a modern - day metropolis other than Fuyuki, is fascinating. In the context of fanfiction that combines both, a concept could be the use of Highschool DxD's magic system in the Fate universe, or vice versa, which could lead to really unexpected and exciting story developments.
Well, friendship and loyalty are themes too. The relationships between the Masters and their Servants, as well as among the various characters in the story, are explored in terms of how far they will go for their friends. And there's also the theme of redemption. Some characters carry the burden of past mistakes and strive to redeem themselves through their actions in the story.