One common theme is the clash of different power systems. You have the magic from Harry Potter and the superpowers from the Avengers. Another theme is teamwork. It's about how the characters from both universes learn to work together. For example, Hermione might use her intelligence to help Iron Man with some tech - magic hybrid problem.
A really cool storyline could be where Doctor Strange opens a portal to the wizarding world by accident. The Avengers then find themselves in Hogwarts. They are initially confused but soon realize they need to work together with the wizards. For example, Hulk could befriend Hagrid and help him with some of his more dangerous magical creatures. And Black Widow could train some of the Hogwarts students in combat skills, while the wizards teach the Avengers some basic defensive spells.
Iron Man's technology could be combined with the magic of the wizarding world. For example, he could use his repulsor rays along with a magic amplification spell. Harry Potter's ability to use the Patronus charm could be used in tandem with Captain America's leadership skills to inspire the combined group in a battle.
One popular 'harry potter avengers slash crossover fanfiction' is 'The Wizarding Avengers'. It combines the magical world of Harry Potter with the superheroes of the Avengers in a really interesting way. The characters interact in a new and exciting setting, and it has a great plot that keeps you hooked.
One idea could be that the Avengers are somehow transported to the wizarding world. They might be initially confused by the magic but then start to work with the Hogwarts students and teachers to fight a common enemy, like a dark wizard who has also harnessed some sort of Muggle - like technology to become even more powerful. For example, Voldemort could team up with Hydra remnants to create a super - weapon that threatens both the magical and non - magical worlds.
It might be because fans love to imagine the magical world of Harry Potter combined with the superhero action of the Avengers. It offers a fresh and exciting take on both franchises.
The most interesting part is the power mash - up. Combining Harry's magic like spells and potions with the Avengers' superpowers. It's cool to imagine Iron Man using a magic - enhanced suit or Harry flying on a broomstick alongside Thor.
One popular pairing could be Harry Potter and Tony Stark. They both are leaders in their own ways, with Harry leading the fight against Voldemort and Tony leading the Avengers. Their different styles of problem - solving and leadership could make for an interesting dynamic in a fanfiction.
There's this fanfiction called 'When Hogwarts Joins the Avengers'. In this story, the students from Hogwarts are brought into the world of the Avengers. The story focuses on how the wizards and witches adapt to this new world filled with superheroes, and how they use their magic to help the Avengers in their battles against various villains. It's full of exciting moments and unique character interactions.
Maybe there's a crossover where the Infinity Stones are somehow related to powerful magical artifacts in the Harry Potter world. The Avengers and the Hogwarts students could team up to keep these powerful items out of the wrong hands. This would involve characters like Captain America learning about the wizarding world's history and culture.