One popular theme is exploring Bruno's relationship with his family members in more depth. Writers often focus on how his gift of seeing the future affected his interactions with them. Another theme could be Bruno's adventures outside the Encanto, imagining what he might do in different situations. Also, some fanfictions revolve around Bruno finding new ways to use his powers for the good of the Encanto.
You can start by looking on fanfiction - specific websites like Archive of Our Own (AO3). It has a large collection of fan - created works, and you can easily search for Bruno Madrigal fanfiction there. Another option is FanFiction.net, which also has a good number of fan - written stories about various characters, including Bruno.
One great Bruno Madrigal fanfic could be 'Bruno's New Beginnings'. It explores his life after the events in the movie, how he adjusts to being fully part of the family again. He starts to teach the younger ones about his visions in a more positive light.
One popular plot could be the reader being a new arrival in the Encanto and Bruno being the first to welcome them in a really kind and mysterious way. They start to bond over his unique abilities and the secrets of the town.
First, understand the character of Bruno Madrigal well. Know his quirks, his fears, and his kind heart. For example, his ability to see the future makes for interesting interactions with the reader. Then, create a believable relationship. Don't rush the connection between the two. Let it develop gradually, like starting with small conversations and shared glances.
First, understand Bruno's character. Watch the movie carefully to pick up on his traits like his shyness, his love for his family despite being misunderstood. Then, come up with a unique plot. It could be about his adventures in the magical world that we haven't seen in the movie. For example, what if he went on a journey to find a way to control his visions better?
I'm not sure there are a lot of Orb Weaver Mirabel Madrigal fanfictions specifically. But it could be really interesting if it focuses on Mirabel's unique personality within the Madrigal family and how she might interact with an orb weaver concept. Maybe it could be a story where Mirabel discovers an orb weaver with magical powers that are related to the family's magic in some way. For example, the orb weaver's web could be a symbol of the family's interconnectedness that Mirabel has to figure out how to use to save the family's magic again.
The unique powers of the Madrigal children are a big draw. In fanfiction, these powers can be explored in new and exciting ways that the original might not have fully covered.