One way could be through a magical portal. Maybe an Avengers fan accidentally discovers a portal that leads to the world of Harry Potter. They start reading about him and then, out of excitement or confusion, they start 'tossing' him around in the sense of involving him in different situations. For example, they might bring Harry to Stark Tower and introduce him to Iron Man.
Well, it could be really chaotic. Maybe the Avengers fans in the fanfic would be confused by the magic in Harry Potter. They might try to analyze the spells with their high - tech knowledge, which would lead to some really strange and funny interpretations.
Well, he could bring his magic skills to the team. Maybe he could use spells to enhance the Avengers' weapons or defenses. For example, he could put a protection charm on Iron Man's suit to make it even more resistant to attacks.
Another theme is the teamwork aspect. Both Harry Potter and the Avengers rely on teamwork. Fanfics often explore how the characters from the two universes would work together, like Hermione and Bruce Banner collaborating on some scientific - magical research.
First, you need to understand the characters well. Know their personalities, powers, and goals. For example, Thor is a powerful Asgardian with his hammer (or axe in Endgame), and Harry Potter is a young wizard with a strong sense of justice. Then, think of a plot that can bring these two universes together. It could be a crossover of villains, like Loki and Voldemort teaming up.
It would be hilarious. Tony Stark would probably start criticizing the scientific inaccuracies in the magic system if there were any. Thor might compare the magic to his own powers and think it's a rather strange form of power. And Captain America would be more open - minded, maybe enjoying the stories of friendship and courage in the fanfiction.
They might be really amused. Tony Stark would probably start making sarcastic comments about the magic system, comparing it to his technology. Thor might be confused at first but then find the idea of wizards and witches quite interesting. And Captain America would likely be intrigued by the different values and cultures in the Harry Potter world presented in the fanfiction.
Well, first of all, the Avengers would need to locate Harry Potter. Maybe Hawkeye could use his eagle - eyed skills to spot him. Then, Captain America could lead the team in a rescue mission. Hulk could be the muscle, smashing through any obstacles in their way. Black Widow could use her combat skills to take out any enemies nearby. And finally, they could use the Quinjet to escape with Harry to safety.
In a fanfic, Harry Potter could enter the Avengers' story through a magical portal. Once there, he could use his magic to complement the Avengers' skills. For example, his ability to communicate with snakes could be useful if they encounter snake - like villains. His experience with horcruxes might also give him insights into dealing with powerful and hard - to - destroy enemies in the Avengers' world. His wand could be a unique weapon in their battles, and his ability to perform complex spells could turn the tide in difficult situations.
One possible fanfic could be about a wizard from the Harry Potter world accidentally stumbling into the Marvel universe. The wizard discovers the Infinity Stones and realizes their immense power. He teams up with the Avengers to protect the Stones from a dark wizard who wants to use them to conquer both universes. The story could involve the wizard using his magic in unique ways to help the Avengers in battles and the Avengers teaching the wizard about their world.