There's also 'Ghostly Vigilante in Gotham'. This story shows Danny adjusting to the crime - filled Gotham while Robin tries to figure out Danny's unique powers. It's full of action scenes and character development as they learn to trust and rely on each other.
A popular one is 'The Alliance of the Two Heroes'. In this fanfiction, Danny and Robin team up to fight a common enemy that is a threat to both their worlds. It delves into their different personalities and how they complement each other during battles.
One idea could be a crossover where Danny Phantom and the Robin Brothers team up to fight a common enemy from their respective universes. Maybe a powerful ghost is causing chaos in Gotham and the combined skills of Danny's ghost powers and the Robins' combat and detective abilities are needed to stop it.
Fanfiction.net also has a good number of these types of fanfictions. You might need to dig a bit deeper through the search results, but it's worth it. Just make sure to read the reviews and summaries to find the ones that suit your taste.
Well, 'The Adventures of Wes in the Ghost Zone' is a really cool 'danny phantom wes fanfiction'. In this story, Wes finds himself accidentally transported to the Ghost Zone and has to find his way back while dealing with all sorts of spooky creatures. There's also 'Wes and Danny: Unlikely Allies' where circumstances force Wes and Danny to work together, which makes for a very interesting dynamic. 'Wes's Ghostly Encounters' is good too, as it details Wes's various run - ins with different ghosts.
One great Danny Phantom Danny Fenton fanfiction is 'Phantom's Memories'. It delves deep into Danny's dual identity struggles in a really engaging way. The author does an amazing job of portraying Danny's emotions as he tries to balance his normal life as Danny Fenton and his heroic duties as Danny Phantom. Another good one is 'Fenton's Secret Revealed'. It takes a different turn by exploring how the people around Danny react when they start to suspect his secret. This fanfiction is full of suspense and keeps you on the edge of your seat.
A great storyline might be a crossover where Danny and Robin end up in each other's universes. Danny has to deal with the more crime - filled Gotham while Robin has to handle the ghostly threats in Amity Park. This would lead to a lot of character development as they adapt to new situations.
Danny himself is often very popular. His dual identity as a normal teen and a powerful ghost makes for interesting stories. Also, Robin, with his acrobatic skills and detective mind, is a favorite. Writers like to explore how he would react to the supernatural elements in Danny's world.
Sam is also quite popular. Her goth - like personality and her strong - willed nature make her an interesting character. In fanfiction, she can be portrayed in different ways, like being even more involved in Danny's ghost - fighting activities.
One great 'Danny Phantom Danny and Sam Fanfiction' is 'Shades of Gray'. It beautifully explores the relationship between Danny and Sam in a new adventure. Another is 'Green Eyed Ghost' which delves deep into their emotional bond.
One interesting story could be about Danny and Sam going on a ghost - hunting adventure together. They might discover a new type of ghost that has unique powers and they have to figure out how to defeat it using their combined skills.
A really cool fanfic is 'Wulf and Danny: The Unlikely Bond'. This story delves deep into how Danny and Wulf form a friendship that goes beyond their differences. It shows their interactions in different scenarios, like when they are exploring a mysterious part of the Ghost Zone. The description of the settings in this fanfic is very vivid, which makes it a great read.