One great 'Homestuck Gamzee x Karkat' fanfic is 'The Bond Between Them'. It really delves into their complex relationship, showing how their different personalities interact. The author does a wonderful job of portraying Gamzee's laid - back yet somewhat unpredictable nature and Karkat's more uptight and easily - flustered self. It's full of heart - warming moments as well as some comical exchanges that are true to the Homestuck spirit.
The popularity also comes from the fact that both Gamzee and Karkat are well - developed characters in Homestuck. Their backstories, quirks, and growth throughout the original story give fanfic writers a lot to work with. Writers can explore their relationship from different angles, such as how they support each other during difficult times, or how their friendship might turn into something more romantic. This allows for a wide variety of fanfics that can appeal to different tastes within the fandom.
One common theme is friendship development. They often start off not getting along or having misunderstandings, and then gradually form a deep bond. For example, in many fanfics, Karkat's brashness and Gamzee's more laid - back nature initially clash, but over time they learn to appreciate each other's qualities.
There's also 'Karkat and Gamzee's Adventure'. In this fanfic, they embark on a journey together through a strange and magical land. It's full of interesting plot twists and the way their relationship develops during the adventure is really engaging. It has some really funny moments as well as some touching ones.
You can try looking on Archive of Our Own (AO3). It has a large collection of Homestuck fanfics, including ones about Nepeta and Karkat. Just use the search function and type in 'Nepeta x Karkat' within the Homestuck fandom section.
Karkat is highly emotional. His passionate outbursts and strong opinions can create interesting dynamics in a 'Karkat x Reader' fic. He's not afraid to speak his mind, which can lead to both humorous and intense interactions with the reader.
Another theme could be redemption arcs. Maybe Eridan has done something wrong in the story's context and Karkat helps him to become a better person. It can be a really interesting way to develop their relationship within the fanfiction.
One common theme is friendship. Since Nepeta and Karkat are both characters in Homestuck, their relationship often starts as a friendship in fanfics. They might support each other through different challenges in the Homestuck universe.
You can try Archive of Our Own (AO3). It has a large collection of Homestuck fanfictions, including those about Eridan and Karkat. Just search for 'Eridan x Karkat' in the search bar and you'll get a bunch of results.
One popular Homestuck Dave x Karkat fanfic is 'Pesterquest'. It delves deep into their relationship, exploring their different personalities and how they interact. The story is filled with their typical banter and the slow - burn development of their feelings for each other.