There is definitely some out there. One type of fanfiction could be about a member of the Bat Family encountering Danny Phantom and being both intrigued and cautious. For example, Batman might initially be suspicious of Danny's powers but then come to realize they could be used for good in his fight against crime in Gotham. Another aspect could be how Danny's friends from his own series interact with the Bat Family members.
For a phantom family fanfiction, you might consider a story where the family has special powers that are slowly being lost. The members of the family then have to embark on a quest to regain these powers. This could involve meeting other supernatural beings, making allies and enemies along the way. You could also add elements of mystery, like an ancient prophecy that involves the phantom family and they have to figure out what it means.
One common theme is family acceptance. Since Danny is a half - ghost, his family has to come to terms with it. For example, in many fics, his parents go from being ghost - hunters to understanding and protecting their half - ghost son.
First, think about the characters in the phantom family. Decide who your main characters will be. Then, come up with a basic plot idea. It could be something simple like a day in the life of the family or a more complex adventure. After that, start writing an introduction that sets the scene and introduces the characters.
Yes, there could be. Some fanfiction might explore the concept in a non - adult way, like through some sort of magical or science - fiction - inspired plot that results in a male character like Danny Phantom experiencing a pregnancy - like situation in a very PG - 13 or family - friendly manner. For example, it could be a body - swapping situation where he ends up in a female body that is pregnant, and the story focuses on the comical and adventurous aspects of dealing with that rather than anything inappropriate.
Danny himself is always a great focus. His dual identity as a normal teen and a ghost - fighting hero gives a lot of room for exploration in family fanfiction. His parents are also very interesting, especially their reactions to Danny's powers and how they could grow and change in a family - centered story.
Well, you could write a story where Danny's sister, Jazz, discovers a new power within the family. This power is related to the family's connection to the ghost world in a way they never expected. The family then has to deal with this new development, and it causes some rifts and also some closer bonds as they try to understand it. They might also have to face off against a new enemy who is interested in this new power within the family.
One possible fanfiction could be Danny Phantom going on a field trip to Gotham City where he accidentally stumbles upon the Bat family during one of their crime - fighting escapades. Maybe he uses his ghost powers to help them out in a tricky situation, and they are initially suspicious but then become intrigued by his abilities.
One interesting storyline could be about Danny and the Ember family teaming up to fight a new, powerful ghostly threat. They might have to combine their unique abilities to defeat it.