Obviously, the prince of dragons is one of the main characters. He's likely to be the central figure around which the story revolves.
There might also be some sidekick characters. For instance, a young wizard who helps the prince understand the more complex aspects of dragon magic. They could have a really interesting dynamic, with the wizard providing knowledge and the prince having the power and leadership skills.
Perhaps there are dragon characters themselves that are main characters in a sense. An old, wise dragon that acts as a mentor to the prince, guiding him on his journey and teaching him about the history and secrets of the dragon world.
Naruto would definitely be one of the main characters since it's in the title. There might also be some dragon characters that play important roles, like a dragon mentor or a dragon friend.
Obviously, Natsu is one of the main characters as it's in the title. He is likely to be the central figure around which the story revolves. There might also be other dragons that play important roles, like his dragon family members if they are introduced in the fanfiction.
Well, surely Harry Potter is one of the main characters. And there might be some dragon characters that play important roles, perhaps a wise old dragon or a young, rebellious one that Harry befriends. There could also be other Hogwarts characters like Hermione and Ron, who might be involved in Harry's dragon - related adventures.
The dragons themselves are likely to be main characters. There could be an alpha dragon that leads the revenge, with its own distinct personality and abilities.
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.
Maybe there is a young wizard in training. The dragon's pet crosses his path and they form an unlikely bond. The wizard uses his growing magic skills to protect the pet from those who would harm it for its unique abilities.
It's hard to say without actually reading it. It could be the dragons themselves, perhaps a heroic dragon who leads the others at this daybreak. Or it might be dragon riders if they are part of the story.
Maybe there's a human character, like a young wizard named Alex. Alex could have a special bond with the dragons and be involved in their affairs, using magic to communicate and assist them.
It's hard to say for sure without reading it all, but likely the dragons themselves would be main characters. Maybe there's a heroic dragon that stands out.
The dragon itself is surely a main character. There could also be a wizard or sorcerer who plays a crucial role in the dragon's rebirth or its journey after rebirth.