Well, obviously the twin dragons are main characters. They likely have unique personalities and abilities that set them apart. There might also be other Fairy Tail members who play important roles, like the guild master who could give them advice or tasks. And of course, there could be villains that the twin dragons have to face off against.
Well, the twin dragons themselves are obviously main characters. They likely have distinct personalities. One might be more hot - headed and impulsive, while the other is calm and calculating.
Well, of course, the twin dragons themselves are likely to be the main characters. They might have names like Zephyr and Nova. Zephyr could be the more impulsive one, always ready to take action, while Nova is the more cautious and thoughtful twin.
Lucy could also be a key character. She might play a role in understanding the dragons' return, perhaps using her celestial magic to communicate with them or find out more about their motives. Also, she's a main character in the original Fairy Tail, so it's natural for her to be involved in this fanfiction concept. Her relationship with Natsu might also develop further in the context of the dragons' return.
One interesting plot could be the twin dragons having a unique bond that allows them to combine their powers in a new and unexpected way, like creating a super - powerful spell that saves the Fairy Tail guild from a great threat.
Well, obviously the Twin Dragons themselves are the main characters. They usually have distinct personalities. One might be more impulsive and the other more cautious. There could also be side characters like their friends or allies. For example, a wise old wizard who gives them advice from time to time.
As we don't have more details about this fanfic, it's difficult to name the exact main characters. However, since it's called 'the twin dragons fanfic', the two dragons are likely to be the main focus. They could be joined by other important characters such as a wizard who helps or hinders them, or a princess who they are sworn to protect. Without reading it, it's all speculation.
Obviously, Natsu is one of the main characters. And then there are the twin dragons, though we don't know much about them yet from just this title. But they are sure to be important characters as they are in the 'vs' situation with Natsu.
The dragons that raise the twins are also key characters. They could be of different species, each with their own unique traits. For example, a Night Fury - like dragon could be very intelligent and stealthy, teaching the twins how to hunt and move quietly. And a Gronckle - type dragon might be more about brute strength, showing the twins how to stand their ground in a fight.
In a fanfiction, the twin dragons could be given a prophecy that they are the only ones who can stop an upcoming cataclysmic event in the Fairy Tail universe. They then go on a journey to find the necessary elements or powers to fulfill the prophecy, facing many challenges along the way and growing stronger as they do so.
It's hard to say without actually reading it, but it could feature the classic Fairy Tail characters like Natsu, Lucy, Gray, and Erza. They are the most popular and central to the original series.