Another possible main character could be a rival ghost who wants to take Danny's place as the King. This character would be constantly causing trouble for Danny, trying to undermine his rule and gain power in the Ghost Zone. Their interactions would drive a lot of the conflict in the fanfiction.
There might also be some new characters created specifically for this fanfiction. For example, a powerful ghost advisor to Danny. This character could be very old and wise, having seen many things in the Ghost Zone over the years. They could offer Danny advice on how to handle different situations, especially when it comes to dealing with the more dangerous and unpredictable ghosts.
Well, Danny is obviously one of the main characters. He's the King of the Ghost Zone in this fanfiction, so he's at the center of most of the action. Sam and Tucker are likely to be important characters too. They often support Danny in his adventures in the regular Danny Phantom series, and in this fanfiction, they could be helping him rule or deal with problems in the Ghost Zone.
The main character is Danny, the Ghost King. In the fanfiction, characters like Pandora might also be important. She has her own domain in the Ghost Zone and could interact with Danny in various ways, either as an ally or a potential threat depending on the plot. Another character could be Frostbite. He is a friendly yet powerful ghost who has helped Danny in the past and could continue to do so in his role as the Ghost King. And let's not forget the Box Ghost, who, while not as powerful as some of the others, could add some comical relief to the more serious aspects of Danny's new role.
There could also be some new ghost characters that are introduced as part of Danny's new role. Maybe a powerful ghost who was once an enemy but now has to work with Danny as he's the king. Or a young ghost who looks up to Danny and becomes his sidekick of sorts in the Ghost Zone.
Potential characters could include powerful ghost lords that Danny has to deal with. These could be ancient and very powerful ghosts who see Danny as a threat or an opportunity. There might also be some half - ghost characters like Danny, but with different origins. They could be his allies or enemies. And let's not forget the minor ghosts that populate the Ghost Zone, they could add flavor to the story, either by helping Danny or causing trouble for him.
Obviously Danny himself is a must - include. Then there's Vlad Plasmius, his archenemy, who could have some devious plans in the Ghost Zone. Sam and Tucker, Danny's human friends, can also be included, maybe they get dragged into the Ghost Zone somehow. And some of the more well - known ghosts like Skulker or Ember could add a lot of action and drama to the fanfiction.
There could be a rogue ghostly entity that was once a friend or ally of Danny's family. This entity might feel betrayed by Danny's family for some reason and now wants to take revenge on Danny. Since Danny was raised in the Ghost Zone, he is an easy target for this entity. This antagonist could manipulate the other ghosts against Danny and create all sorts of problems for him as he tries to figure out his place in the Ghost Zone and the human world.
One interesting plot could be Danny facing a new, extremely powerful ghost in the Ghost Zone who challenges his title as the King. This ghost might have unique powers that Danny has to figure out how to overcome.
Vlad Masters could be a main antagonist. He might be jealous of Danny becoming the Ghost King and try to usurp the throne. Since he has his own ghost powers and a long - standing rivalry with Danny, he would be a formidable foe.
The main characters are Danny and the Ghost Girl. Danny, as the half - ghost, has his regular battles with ghosts and his school life to balance, and the Ghost Girl enters his world and shakes things up. She could be a friendly ghost trying to help Danny, or she could be a more mysterious figure with her own agenda. Additionally, antagonists from the Danny Phantom universe like Vlad Masters might also show up in some fanfictions related to the Ghost Girl, creating more conflict and drama in the story.
The main characters are Danny, who is the half - ghost. He has the ability to transform between his human and ghost forms and uses his powers to protect the town from various ghostly threats. Paulina is also a main character. She is often portrayed as a popular and sometimes vain girl at school who then gets involved in Danny's ghostly adventures in different ways in the fanfiction.
A fanfiction with Danny Phantom raised in the Ghost Zone could explore his character development in a whole new light. Since he was raised there, he may not have the same sense of human morality. He might see humans as outsiders or even threats. His appearance could also be different, maybe more ghost - like. His friends and family in the human world would be strangers to him, and the story could be about him either rediscovering his human side or fully embracing his ghostly nature.