I think Manny is a popular character to focus on in modern family fanfic. His old - soul personality, his love for literature and the arts, and his relationship with his mother and step - father are all fascinating aspects. Then there's Claire. Her role as a mother, her attempts to be in control, and her relationship with her family members, especially her father Jay, can be the basis of many engaging stories. And Luke, with his growth from a naive boy to a more responsible young man, can also be a great focus for fanfic writers.
Definitely Phil. His antics and his unique parenting style can be the center of many interesting stories. Gloria is another popular one. Her strong personality, her Colombian heritage, and her relationship with Jay provide a rich backdrop for fanfic. Also, Alex is a great character to focus on. Her intelligence and her struggle to fit in sometimes despite her brains can be explored in-depth in fanfic. For example, a story about her trying to find true friends at college who appreciate her for who she is.
Haley is often a popular choice. She has a lot of room for character development, especially as she transitions from a teenager to an adult. Cam and Mitchell are also very popular. Their relationship, their parenting journey, and their unique personalities make for great fanfic material. And of course, Phil is a favorite. His goofy and loving nature gives a lot of scope for humorous and heartwarming stories.
Obviously, the Warner siblings - Yakko, Wakko, and Dot - should be the main focus. Their unique personalities and the way they interact with each other can create a lot of interesting storylines. Pinky and the Brain could also be important, especially if you want to include their mad - scientist - like experiments in the family - centric story.
Pongo and Perdita are often popular. They are the parents of the 101 dalmatians and have a strong and loving relationship. Their leadership within the family and how they protect their puppies can be explored in many different ways in fanfic.
Loki is another favorite. His mischievous nature and the mystery surrounding his motives offer a lot of room for creativity in a fanfic. Writers can play around with his backstory and his relationship with Thor in the context of the 2012 events.
Dallas Winston is a favorite among many. His tough - guy exterior but complex emotions underneath are really interesting to write about. Fanfics can delve into his past that made him the way he is and how he really feels about his friends in the Greaser gang.
Robert Sullivan is also a great choice. His leadership skills and his own personal demons, like dealing with past traumas, can be explored in fanfic. His relationships with the other members of Station 19, both professional and personal, can add depth to a story.
Definitely Wednesday. She has this unique mix of being a young girl and having this really dark side that fans love to explore. Then there's Gomez. His love for Morticia and his overall exuberance make him a great character to focus on. Also, Thing is quite popular. You can create all sorts of interesting stories around this disembodied hand that seems to have a mind of its own.
Definitely Tony Stark. His complex personality, his wealth, and his role as a sort of father figure in some scenarios make him a great focus. He can be shown as mentoring the younger Avengers or having heart - to - heart talks with them about responsibility.
Draco Malfoy is definitely one of the most popular. His complex character arc in the original series gives a lot of material for fanfiction writers. Narcissa Malfoy is also popular as she showed her maternal side in some key moments. Lucius Malfoy too, as the patriarch of the family with his own dark past and ambitions.
The main protagonists are often popular choices. Their complex personalities and the relationships between them offer a lot of material for fanfic writers. For instance, their internal struggles with love and duty can be explored in great detail.
Louise is a very popular character to focus on. She has a complex personality, being proud yet often insecure. Her growth as a mage throughout the series can be further explored in a fanfic, especially her relationship with her magic and how it evolves.