One interesting crossover could be the Avengers visiting Hogwarts. Imagine Iron Man being fascinated by all the magic there and trying to figure out how to incorporate it into his tech. Another could be Harry Potter and his friends joining the Avengers on a mission. They could use their magic in unique ways to help the Avengers defeat a powerful enemy.
One interesting crossover could be the use of magic in the Avengers' world. For example, Harry Potter characters could teach the Avengers spells to enhance their fighting abilities. Another aspect could be the character interactions. Imagine Hermione trying to figure out the science behind the Avengers' technology. Or Thor and Hagrid becoming friends over their love for large and powerful creatures.
A really cool crossover idea is that Thor's hammer, Mjolnir, could be enchanted by the magic of Hogwarts. The Avengers and the Harry Potter characters could compete in a tournament to see who can lift it. During this, they would learn about each other's values and powers. Harry could try to use his magic to move Mjolnir, and the Avengers could be amazed at the complexity of the magic in the wizarding world. This kind of interaction between the two universes makes for a really exciting fanfiction.
One interesting crossover could be the use of magic from Harry Potter in the battles of the Avengers. For example, Hermione's intelligence and knowledge of spells could help the Avengers come up with new strategies. Another aspect could be the idea of an immortal character from the Potterverse interacting with the Avengers. Maybe a powerful wizard or witch becomes an ally of the Avengers and uses their magic to enhance the team's capabilities.
In a fanfiction, the Master of Death could be a sort of bridge between the two universes. The Avengers, with their superpowers, might be initially bewildered by magic. But with the help of Harry Potter and the power of the Master of Death, they could start to understand and use magic in unique ways. For example, Thor's hammer could be enchanted with new spells by the wizards. And the characters from Harry Potter could learn about teamwork from the Avengers.
There are some really cool crossovers. For example, in some fanfictions, the magic from Harry Potter is combined with the high - tech of Transformers. Avengers characters might get involved in a battle where they have to deal with both magical and mechanical threats. It's a wild mix that can lead to some unique and exciting storylines.
One interesting crossover could be the Quirk vs Magic aspect. In many bnha harry potter fanfictions, characters from BNHA like Deku might visit Hogwarts and try to understand magic while the Hogwarts students are fascinated by his Quirk. It makes for a great exploration of two very different power systems.
One interesting crossover could be the use of magic systems. In some fanfictions, the characters might combine spells from Harry Potter with the dragon - related magic in Eragon. For example, a wizard from Harry Potter might learn to communicate with dragons like the characters in Eragon.
One interesting crossover could be Ben using his alien forms to help the students at Hogwarts during a dark wizard attack. For example, his Heatblast form could be useful against ice spells. Another could be Harry Potter using magic to enhance Ben's Omnitrix. Maybe a spell that makes it transform faster or unlock new alien forms.
One interesting crossover could be the use of magic from Harry Potter in the RWBY universe. For example, a character from RWBY might learn how to use spells like Wingardium Leviosa to help in combat or daily tasks. Another could be the Hogwarts houses being applied to RWBY characters, with Ruby perhaps being a Gryffindor due to her bravery.
In some Harry Potter and Riverdale fanfiction, the houses in Hogwarts could be compared to the social groups in Riverdale. For example, Gryffindor's bravery could be related to how the Bulldogs in Riverdale stand up for what they believe in. Slytherin's cunning might be similar to how some of the more devious characters in Riverdale operate. And then there could be a plot where characters from Riverdale are sorted into Hogwarts houses and have to adapt to the new environment based on the traits of their houses.