A story where there is a mystery brawler. This unknown character shows up in the brawls and has unique abilities that no one has seen before. The other characters try to figure out who this person is and where they came from.
One idea could be a tournament - style brawl where characters from different backgrounds come together. They all have their own motives for winning, like seeking revenge or proving their worth.
One idea could be a story about how a new brawler joins the Brawl Stars world and has to learn the ropes. They could face challenges from existing brawlers who are skeptical of their skills at first.
One idea could be a story where all the characters from different universes team up to face a new, unknown threat that is causing glitches in their worlds. For example, Mario, Link, and Pikachu working together in a way they never have before.
An interesting plot for a Super Smash Bros Brawl OC fanfiction could involve an OC that is a master of disguise. This OC can transform into any of the existing Smash Bros characters, but with a twist. Their abilities are a bit different from the original characters. They use this power to create chaos during battles, making other characters suspect each other. As the story progresses, they start to have a change of heart and end up using their power for good, helping the Smash Bros community deal with an outside threat that none of the regular characters can handle alone.
One idea could be a story where all the characters from different universes in Super Smash Bros Brawl team up to fight a new, powerful and unknown threat that is disrupting the balance of their world. For example, a strange dark energy is starting to corrupt the stages and they have to find the source and stop it.
A fan fiction could explore the backstories of some of the less - known characters in Smash Bros Brawl. Maybe the story could focus on how a particular character got their unique abilities and what their life was like before being part of the Smash Bros universe. It could be really interesting to see how they trained and developed their skills in their original worlds.
One idea could be Roller Brawl getting lost in a mysterious new realm within Skylands. She has to use her skating skills to navigate through tricky terrains and face new, strange enemies. Maybe she teams up with some unlikely allies to find her way back home.
One interesting brawl fanfiction could be about a new hero emerging in the brawl. This hero has unique abilities that no one has seen before and changes the whole dynamic of the brawls. They start from being an underdog but quickly rise to become a formidable opponent. Another could be a story where all the brawl characters get transported to a different dimension and have to fight in completely new and strange environments. They have to adapt their fighting styles to survive.
Some brawl fanfic ideas involve time - travel. A character could go back in time and change an important event in the brawl universe. It could also be about a new character joining the brawl. Writers can explore how this new addition affects the existing dynamics among the characters. Additionally, fanfics about epic battles between different teams of brawl characters are quite popular.
One interesting storyline could be Roller Brawl getting involved in a tournament against other Skylanders where the stakes are higher than ever. Maybe she has to face some new and powerful opponents that test her skills in ways she's never experienced before.
One idea could be exploring the unspoken stories of the ranch hands. Maybe there's a hidden love affair between two of them that has to be kept secret due to the social norms of 1923. Another could be focusing on how a young character dreams of leaving the ranch and going to the big city, but faces many obstacles. And a third idea could be a mystery plot where strange things start happening on the ranch and the characters have to figure out what's going on.