One interesting concept could be the exploration of new powers for the characters. For example, Allen Walker might develop a different type of Innocence manifestation in the fanfiction. Another could be alternative relationships between the characters. Maybe there are new romantic pairings or stronger friendships that deviate from the original story.
In D Gray Man Reincarnation Fanfiction, an interesting concept is the evolution of the Akuma. Maybe in the fanfic, the Akuma have new forms or abilities that make them even more menacing. This could force the Exorcists to develop new strategies and powers to combat them. Additionally, the idea of characters from different factions working together in new ways can be fascinating. For example, an Exorcist and a Noah might have to team up due to some unforeseen circumstances, which would create a lot of interesting character dynamics and moral dilemmas.
One interesting concept could be the unique relationships that an original character (OC) can form with the existing characters in the D Gray - Man universe. For example, an OC might have a complex friendship or rivalry with the Earl. Another concept could be exploring new powers or abilities that the OC brings to the story, which might change the dynamics of the fight against the Akuma. Also, the fanfiction could delve into different interpretations of the Earl's motives and backstory through the perspective of the OC.
You could also create a fanfic where the reincarnation process is not perfect. The characters may come back with some of their powers missing or distorted. This could lead to a lot of internal conflict as they struggle to adapt to their new, less - than - perfect selves while also facing the external threats that come with the D Gray - Man universe. They might have to find new ways to fight against the Akuma and the Millennium Earl without relying on their full set of original abilities.
One interesting concept could be the exploration of Mana's hidden powers. In the fanfic, perhaps his powers are shown in a new light, like being able to manipulate a different type of dark matter.
Allen Walker is often a very popular character in D Gray Man Reincarnation Fanfiction. His complex backstory and his role as an Exorcist make him a central figure that many like to explore further. Another popular one is Lavi. His carefree attitude and the mystery surrounding his true nature attract a lot of fans in the fanfiction world.
One interesting concept could be Spider Man being reincarnated in a different time period. For example, he might be reborn in a future where technology has advanced beyond recognition. This could lead to new and unique storylines as he tries to adapt his powers to this new world.
A crossover with Fullmetal Alchemist could also be fascinating. Picture Edward Elric and the D Gray - Man characters collaborating to understand the mysteries of the Gate and the Innocence. Maybe they find out that there are connections between the two in terms of the source of power and the balance of the world. They could also face off against enemies that are a combination of Homunculi and Akuma.
Another interesting angle is to focus on the characters' relationships outside of the main battles. For example, how Allen Walker and Lavi interact during their down - time at the Order. You could create scenarios where they share stories from their pasts and bond in new ways.
One idea could be a story where the D Gray - Man characters attend a modern - day high school. Allen could be the new kid who seems a bit mysterious, and his strange weapon and abilities start to surface during gym class or self - defense lessons. Another idea is a school play where the characters are cast in roles that parallel their real identities in the D Gray - Man world, and things start to go wrong when real Akuma show up during the performance. A third idea could be a school council story where the characters have to deal with strange events happening around the school that are actually related to the Millennium Earl's plans.
One interesting D Gray - Man OC fanfiction could be about an OC with a unique Innocence power that changes the dynamics of the Black Order. For example, an OC whose Innocence can heal not just physical wounds but also mental traumas of the Exorcists, which would add a new layer to the story's conflicts and relationships.
Yes, there are many. Some fanfictions might explore Allen's backstory more deeply, like his time before joining the Black Order. Others could focus on his relationships with other characters, such as his bond with Lavi or Kanda.