Robin, in all his incarnations, is also a popular character in fanfiction related to Batman. He represents the sidekick aspect and the growth and development that comes with it. In Batman Beyond, Commissioner Barbara Gordon also features prominently in some fanfictions. Her connection to the original Batman era and her role in the new one can be explored in interesting ways.
Max is quite popular in 'Batman Beyond Unmasked' fanfiction. She is Terry's friend and often gets involved in his adventures. Her character provides an interesting contrast to Terry's more serious and secretive nature. Another popular character is probably Commissioner Barbara Gordon. She has a connection to the old Batman days and her role in the future Gotham is always an interesting topic in fanfiction.
Robin himself is often a very popular character. Fans love to explore his character arc and development.
In 'Batman Beyond Crossover Fanfiction', Terry McGinnis is a must - have. He is the main protagonist. Another popular character to include is Max, Terry's friend. She can provide support and a different perspective. Also, characters from other DC Animated Universes like Static Shock could be included. His electrical powers and street - smart attitude would contrast well with Batman Beyond's high - tech and more serious approach.
Obviously Superboy and Batman Beyond (Terry McGinnis) are must - includes. But also, characters like Max Gibson from Batman Beyond can add a lot. She's smart and tech - savvy, which can be useful when dealing with the mix of Kryptonian powers and high - tech in the fanfiction. Another popular one could be Krypto if you want to bring in some of Superboy's more traditional elements.
Terry McGinnis is definitely a popular character. He is the new Batman after all. His character often has a lot of development in the fanfiction as he tries to fill Bruce Wayne's shoes.
The Flash is also a favorite among fans for Justice League - related fanfiction. His super - speed can create exciting action scenes and unique plot twists. And for Batman Beyond, Commissioner Barbara Gordon is often a character of focus. Her relationship with Terry and her role in the new Gotham are rich areas for fanfiction.
Batman himself is of course extremely popular. He is the central figure, and in 1939 fanfiction, people love to explore different aspects of his character, like his detective skills and his relationships.
Definitely Terry McGinnis. He's the central figure in Batman Beyond and in fanfic, his story can be told in so many different ways. He has to balance his normal life as a teenager with his superhero duties. Then there's Inque. She's a really cool and unique villain in the Batman Beyond universe. In fanfic, she can be made even more menacing or given a more complex backstory. And let's not forget Brother Eye. It's a super - interesting concept that can be explored in great detail in fanfic, adding new layers to the Batman Beyond world.
Batman himself is obviously very popular. His dark and brooding nature contrasts well with the more colorful X - Men world. Also, Wolverine is often a fan favorite in these crossovers because of his tough - guy attitude.
Obviously, Batman and Spider - Man themselves are very popular. But also, characters like Robin from Batman's side and Mary Jane from Spider - Man's side often make appearances. They can add a different dynamic to the story, whether it's a romantic sub - plot or a side - kick adventure.