A plot twist might involve Issei discovering that his connection to the Dragon God has a much darker origin than he thought. Maybe it was all part of a grand scheme by an enemy, which forces him to reevaluate his new identity and his place in the world.
One common plot twist could be Issei's sudden loss of control over his Dragon God powers. This can create a lot of chaos and internal conflict for him as he tries to regain control and not harm those around him.
One common plot twist could be that Issei betrays his friends for power. Maybe he's lured by a powerful devil who offers him unimaginable strength on the condition that he turns against his comrades. Another could be a misinformation scenario where Issei is tricked into believing his friends have betrayed him first, so he retaliates.
Well, it could be about Issei Hyoudou ascending to become a Dragon God. Maybe he discovers some ancient power within himself that is related to the Dragon Gods. He might have to face various challenges and enemies who are either afraid of his new - found power or want to use it for their own purposes.
One possible plot twist could be that Issei's new Dragon God form has a hidden curse or a side - effect that he has to deal with. Maybe it slowly corrupts his mind or drains his life force.
Often in these fanfics, Issei's transformation into a dragon god's avatar also affects his relationships. His friends might be in awe of his new powers, or some might be jealous. His romantic relationships could also be impacted. For instance, his partner might feel a bit of distance because of the new responsibilities that come with being an avatar.
The allure lies in seeing Issei in a new and powerful form. It's exciting to imagine him as the Diabolos Dragon God and all the possibilities that come with it.
One reason could be the unique blend of the character Issei with the concept of a Dragon God. It might offer a fresh take on the character's development. For example, in many fanfics, this combination can lead to new and exciting powers for Issei. It also allows for exploration of different mythologies and how they interact with the existing story world.
One common plot twist is the discovery of a hidden power. For example, the reincarnated character might suddenly find out they have a unique ability related to a minor god that no one expected. Another is a change in the prophecy. Instead of the original prophecy being fulfilled in the expected way, it takes a different turn because of the reincarnated character's presence. And sometimes, there's a betrayal from an unexpected source, like a character who was thought to be a friend turns out to be working for an enemy due to some dark secret from the past.
Power - up is a common theme. Since Issei becomes a Dragon God, the fanfictions often explore his new powers and how he uses them to overcome challenges. Another theme is relationships. His relationships with other characters, like Rias and his friends, might change due to his new status.
One common theme is power - up. Fans often write about Issei's White Dragon Emperor powers growing and evolving in new and exciting ways. Another is romance, pairing Issei with different characters from the series.
In this fanfiction about Issei becoming a dragon god, a main plot point would likely be the origin of his transformation. It could be a prophecy or a hidden power within him that gets awakened. As he becomes a dragon god, he would have to face new challenges. For example, there could be ancient enemies of the dragon gods that come after him. His character development would be crucial. He would need to grow from a regular person (in the context of the story) to a being with great power and wisdom, and this journey would be filled with various trials and tribulations.