Tony Stark could also be very interesting. Imagine him in the Harry Potter world, his super genius mind trying to figure out how magic works. He might try to reverse - engineer spells or create technological equivalents. His sarcastic and confident personality would bring a different dynamic to the magical world, and he could potentially use his Iron Man suit in combination with magic to create some really cool and powerful effects.
A new character, a half - wizard half - human with a super genius intellect, could be the most interesting. This character could grow up in both worlds, learning magic from the wizarding world and advanced science from the human world. They would have a unique perspective and be able to blend the two different power systems in ways that neither the pure Harry Potter characters nor the Avengers could on their own. They could come up with entirely new forms of magic - enhanced technology or tech - based spells.
One way is to create a character who is a super genius and has a connection to both the Harry Potter and Avengers universes. For example, this character could be a wizard who discovers a way to travel between dimensions and ends up in the Avengers' world. They could use their magic to help the Avengers in unique ways, like using spells to enhance the heroes' powers or to heal them quickly.
The fanfiction often explores new magical concepts. Since the super genius characters are so intelligent, they can come up with new spells or ways of using magic. This expands the already rich world of Harry Potter. It's like opening a new door in a familiar magical house. There are also the interesting interactions between the super genius characters and the regular ones. The contrast in intelligence can lead to some really fun and thought - provoking dialogues.
One great 'super genius Harry Potter fanfiction' is 'The Albus Potter Series'. It portrays Albus Potter in a very intelligent and unique way, with him having to solve complex magical mysteries.
I think an interaction between Iron Man and Hermione would be really interesting. Iron Man is a genius with technology, and Hermione is a brilliant witch with a thirst for knowledge. They could exchange ideas about how magic and technology could be combined. Maybe Iron Man would be impressed by Hermione's quick thinking and ability to solve complex problems with just her wits and a wave of her wand.
Another great pairing would be Hermione and Bruce Banner. Hermione is extremely intelligent and book - smart, and Bruce Banner is a brilliant scientist. They could collaborate on studying the differences and similarities between magic and science. Hermione could help Bruce understand the complex theories behind magic, and Bruce could explain to Hermione some of the advanced scientific concepts he's been working on. Also, when Bruce turns into the Hulk, Hermione could use her magic to try and control or at least direct the Hulk's power in a more useful way.
Definitely Harry Potter and Spider - Man. Harry has this whole burden of being the Chosen One and having to deal with the wizarding world's problems. Spider - Man, on the other hand, is a young hero trying to balance his normal life with his superhero duties. They could bond over their shared experiences of being young and having a lot of responsibility thrust upon them.
Harry Potter himself would be really interesting. Imagine him using his Gryffindor courage to pilot a super robot into battle. Hermione would also be cool, using her vast knowledge of magic to upgrade and strategize for the robot battles.
Definitely Harry Potter and Spider - Man. Harry could teach Peter about the magical world, like how to use a broomstick. And Peter could show Harry how to use his web - slingers in a more creative way in combat. They're both young heroes with a strong sense of justice, so they'd get along well.
Definitely Doctor Strange. He already has a deep understanding of magic in the Avengers universe. In the Harry Potter world, he could exchange knowledge with the wizards, learn new spells, and maybe even help improve the defenses of Hogwarts. He could also have some really cool battles against the dark wizards using his unique combination of magic and martial arts.
One of the most interesting interactions would be between Harry and Black Widow. Black Widow is a master of espionage and combat, and Harry has his own set of skills from his years of fighting dark wizards. She could teach him some combat moves without magic, and he could show her some magical defenses. Also, the interaction between Ron and Hawkeye could be fun. Ron with his sometimes clumsy but brave nature and Hawkeye with his precision and focus. They could learn from each other's strengths while also having some humorous moments.