Some might be amused. For example, Thor's actor Chris Hemsworth might find it funny to see the wild adventures fans write about his character. He'd probably have a good laugh at the creative interpretations.
Thor would probably be the most enthusiastic. He'd see it as a great honor that the Midgardians (humans) are so invested in his story and his character. He might even want to join in on the fun and start coming up with his own ideas for fanfiction, thinking it's a great way to further his legend among the people.
I think 'avengers meet the seven fanfiction' might be a fan - created story where the Avengers and the Seven cross paths. It could explore things like cultural differences between the two groups if they are from different fictional settings. For example, the Avengers' values from the Marvel world and whatever values the Seven hold. It might also show how their different abilities work together or against each other in various scenarios like a big battle or a mission to save a world that is in danger due to some common enemy.
Well, in this 'avengers meet frigga fanfiction', it could center around Frigga using her magic to help the Avengers in some way. She might be a key to solving a mystery that the Avengers are facing. For example, she could have knowledge about an ancient artifact that the bad guys are after, and she teams up with the Avengers to keep it safe. Also, there could be some emotional moments as the Avengers, who have lost so much, find a mother - like figure in Frigga.
The Avengers might react in different ways. Steve Rogers would probably be polite but firm in getting to know Peter's boyfriend. He'd want to ensure that he was a good influence on Peter. Thor, on the other hand, might be a bit more boisterous. He could either be really friendly and enthusiastic, or his loud and powerful presence might accidentally scare the boyfriend a bit.
In such a fanfiction, Peter could show off his unique skills to the Avengers. Maybe he'd surprise them with his agility and quick thinking. For example, in a battle scenario, he could use his web - slinging abilities to outmaneuver enemies that the Avengers are having trouble with.
In this fanfiction, it's possible that a new threat emerges that forces the Avengers and the demigods to work together. The demigods could bring in their knowledge of mythology and ancient prophecies, while the Avengers contribute their strategic thinking and combat experience. There could be interesting character interactions, such as Iron Man trying to figure out the technology behind the demigods' powers or Captain America inspiring the demigods with his sense of justice and leadership.
Well, it could involve the Avengers getting lost in our world and finding the cast of the Avengers movies. The actors might think it's some sort of elaborate prank at first. Then, they could team up. The Avengers could learn about how they are portrayed in the movies from the actors, which could lead to some humorous or even heartwarming moments.
In 'Avengers meet the Winchesters' fanfiction, there could be some really interesting character interactions. For example, Iron Man might be fascinated by the Winchesters' knowledge of the supernatural and their arsenal of weapons against it. And Dean Winchester could be in awe of Thor's hammer. It could also involve some time - travel or interdimensional elements to bring these two groups together.
In the 'Avengers meet Rhodey' fanfiction, it could start with Rhodey being called in to help with a situation that the Avengers are already involved in. They might initially be a bit skeptical of each other, but as they work together, they start to respect and rely on one another. Rhodey could bring in his strategic thinking from his military background, which could give the Avengers a new perspective on how to approach their battles. There could also be a sub - plot where Rhodey has to prove himself to some of the more powerful Avengers members, like Thor or Hulk, and through his courage and skills, he earns their respect.