In 'danny phantom is catwoman by batman fanfiction', it might be that the writer is exploring a crossover in a unique way. Danny Phantom, who is from his own show, is being placed into the Batman world as Catwoman. This could involve taking Danny's personality traits and melding them with the alluring and sneaky nature of Catwoman. For example, Danny's sense of justice from his own series could be translated into Catwoman's actions in Gotham, while also maintaining some of the mystery and charm associated with Catwoman.
Perhaps Danny, as Catwoman, starts off using his ghostly powers to steal valuable items in Gotham, but then realizes there are bigger threats and starts to use his powers for good, like helping Batman fight villains.
Once upon a time, Danny Phantom was zipping through the Ghost Zone when he accidentally slipped through a portal that led him to Gotham City. There he saw Catwoman on a rooftop, about to pull off a heist. Danny decided to have some fun and turned invisible. He started to play tricks on Catwoman by moving things around her. Catwoman, being the astute thief she was, sensed something was off. She whipped out her whip, lashing out at the unseen force. Danny then revealed himself, and Catwoman was both shocked and intrigued. They soon realized they were both sort of outcasts in their own worlds. Danny, a half - ghost, and Catwoman, a thief with a heart of gold. They decided to team up for one night, causing chaos for the bad guys in Gotham in their own unique ways.
Danny Phantom might adjust by using his powers in new ways. For example, he could use his invisibility to help Catwoman during her heists or surveillance. His ghostly powers could give them an edge in Gotham's dangerous underworld. He may also learn new skills from Catwoman, like combat techniques and stealth. Over time, he'd start to see Catwoman as a new family member and adapt to the different rules and lifestyle of living with her.
One key element is the clash of different universes. Danny Phantom comes from a world of ghosts and supernatural, while Catwoman is from the gritty Gotham city. So, how the two worlds collide and interact is important.
A great plot could be that there's a new villain in Gotham who has the ability to manipulate both the living and the dead. Danny Phantom senses this from the Ghost Zone and decides to investigate. In Gotham, he meets Catwoman, who has also noticed something strange. They initially distrust each other but soon realize they need to work together. They discover that the villain is trying to create a portal to the Ghost Zone to release all the ghosts into the human world. Danny and Catwoman have to race against time. Danny uses his ghost powers to fight the ghostly minions of the villain, while Catwoman uses her street - smarts and agility to navigate Gotham and find the source of the villain's power. In the end, they manage to stop the villain and close the portal, and in the process, they become friends.
The theme of identity is quite prevalent. Danny is constantly trying to balance his human and ghost identities, and Batman has his own dual identity. Fanfictions play with how these two characters with complex identities interact. There's also the theme of power. Danny has his ghost powers which are very different from Batman's physical and technological abilities. Fanfictions explore how they use their powers in combination, like when Danny uses his flight to help Batman reach a high - rise crime scene quickly, or when Batman uses his detective skills to figure out the source of a strange ghostly phenomenon in Danny's world.
One storyline could be Danny Phantom using his powers to protect Catwoman from a new and powerful enemy in Gotham. Another could be him trying to fit into Catwoman's world while still holding on to his own identity. There could also be a storyline where he discovers a connection between the ghost world and some of Gotham's mysteries.
There could be a connection in terms of the themes they both explore. Danny Phantom often deals with themes of identity and using one's powers for good, and Batman is all about Bruce Wayne's dual identity and his fight for justice. A fanfiction writer might see these similarities and decide to blend the two, perhaps having Danny learn something from Batman's sense of justice or vice versa.
Themes in these fanfictions often include acceptance. Danny may need to be accepted by Batman's allies like Robin or Alfred, and Batman may need to accept Danny's powers which are very different from his own. There's also the theme of protection. Batman is known for protecting Gotham, and now he has this son to protect as well. And sometimes, the theme of redemption can be there. Maybe Danny has some past mistakes or issues in his ghost - fighting world that he can work through with Batman's help, or Batman might have some things he wants to make up for in his relationship with Danny.
In the fanfiction scenario, if Danny Phantom were adopted by Batman, it would be a really interesting mix of two different fictional universes. Danny, with his unique ghostly abilities like intangibility and flight, would bring a new dimension to Batman's crime - fighting in Gotham. Batman, on the other hand, could offer Danny a more stable family environment and a sense of discipline. Danny could also learn a great deal about strategy and stealth from Batman, which would be useful in his battles against ghosts. And perhaps together, they could face threats that neither could handle alone, like some sort of supernatural - crime hybrid villains.