A popular type of fanfiction in this combination could be a crossover where characters from both universes switch places. So, Harry Potter could end up in the Marvel universe, trying to figure out how to use his magic in a world full of superhumans. He might befriend Captain America and learn about his values. On the other hand, Captain America could be in Hogwarts, learning about magic and trying to adapt his fighting style to incorporate spells. This type of role - reversal can create unique and engaging storylines.
There are many fanfictions out there that blend these two universes. Some might focus on a scenario where the technology from Captain America's world is introduced to the wizarding world. It could lead to interesting developments like using Stark - like technology to enhance magical devices or creating new ways to defend Hogwarts. Another aspect could be the moral and ethical differences between the two worlds. Captain America's strong moral code might be put to the test in the morally gray areas of the wizarding world, like dealing with dark magic and its users.
I've heard of 'Potter and the Hitman's Adventure'. In this fanfic, the author takes elements from both series and creates a new plot. For example, Harry could end up learning some of Reborn's combat techniques while still using his wizardry. It's a really fresh take on cross - over fanfictions.
One great Izuku and Captain America fanfiction is 'The Green Hero and the Star - Spangled Man'. It combines the quirk - filled world of Izuku from 'My Hero Academia' with the patriotic heroism of Captain America. The story has an interesting plot where they team up to face a common enemy that threatens both their worlds.
There are often fanfictions that blend different universes like this. In some, Green Arrow's modern - day gadgets and skills might seem out of place in the magical world of Harry Potter at first. But then, the author might find a way to make it work, like his arrows being enchanted or having special properties that can counter dark magic. It's really all about the creativity of the writer.
One great fanfic could be 'The Wizard of Camelot'. In this story, Harry Potter is magically transported to the time of King Arthur. The author cleverly blends the magic systems of both universes. Harry uses his wand in a world where Merlin's magic also exists. It's really interesting to see how he interacts with the knights of the round table.
I've read one where a young wizard from the Harry Potter world gets transported to the Star Wars galaxy and discovers technomancy there. It was really cool how he used his knowledge of magic to understand and sometimes modify the technomancy devices. The story had some great battles where his spells interacted with the energy - based weapons of the Star Wars universe.
A really cool fanfiction idea could be that the Time - Turner from Harry Potter is used to bring Captain America to different points in the wizarding world's history. He could help in battles long before Harry Potter's time, like against Grindelwald. And in return, the wizards could offer some form of magic - based help to Captain America in his own universe, like a spell to heal his old wounds more effectively.
One idea could be that Captain America is somehow transported to the RWBY universe. He could team up with Team RWBY to fight against the Grimm. His shield would be a unique weapon in that world, and his leadership and combat skills would be highly valuable.
One idea could be a crossover where Captain Cold somehow ends up in the wizarding world. Maybe he's on the run from the Flash and uses a magical artifact in Central City that zaps him into Hogwarts. He could initially be seen as a threat but then team up with Harry Potter to fight a common enemy, like a dark wizard who has acquired some sort of technology -mixing magic and science in a dangerous way.
A third concept could be that a magical object from the Harry Potter world, like the time - turner, is found in the Marvel universe. Captain America and the Avengers have to figure out how to use it. Meanwhile, Harry and his friends are searching for the time - turner in their world too. Eventually, their paths cross as they both try to understand the power of this object.
One idea could be that the Space Captain crash - lands on the magical world of Harry Potter. He has to learn about magic to repair his ship while Harry and his friends are intrigued by the advanced technology the captain brings. Maybe they team up to fight a new threat that is endangering both the wizarding world and the space captain's galaxy.