He might teach transformation magic at an advanced level. Given his own abilities, he could show students how to transform into complex and powerful forms that are not usually taught. For example, he could teach them how to transform into mythical creatures with special powers.
Merlin could teach elemental magic in a very unique way. He has a deep understanding of the elements, and he could teach students how to combine different elements to create new and powerful spells. He might also teach them how to communicate with elemental spirits, which is a very rare and difficult skill.
In fanfiction, Merlin might teach time - related magic. Since he has lived through different eras, he has knowledge about manipulating time. He could teach students how to create time - loops for practice, or how to travel short distances in time to solve magical problems. But this kind of magic would also be very dangerous and he would have to be very careful while teaching it.
I think Captain America would be the best. He has strong moral values and leadership skills. He could teach students about responsibility and loyalty. His discipline and sense of right and wrong would be great examples for the Hogwarts students, especially those in Gryffindor who value courage and justice.
He'd likely be drawn to Dark Magic. Things like the Unforgivable Curses might fascinate him. Also, he could be interested in magic related to transformation, like the Animagus spell, but with a more sinister twist. Maybe he'd try to find a way to transform into more than just one animal, or use the transformation for spying or other devious purposes.
Well, in fanfiction, Merlin as a teacher at Hogwarts could bring a whole new level of magic. He might teach some ancient and powerful spells that are long forgotten in the regular curriculum. His teaching style could be very different, perhaps more hands - on and based on his own experiences from his time. He could also have some really interesting interactions with the students, like sharing stories of his adventures which would both inspire and terrify them at the same time.
Naruto might be a great professor for a class on the study of magical creatures. His curiosity and ability to befriend all kinds of beings in his own world could translate well. He could teach students how to approach magical creatures with respect and understanding, just as he did with the giant toads and other beasts in his ninja journey.
Well, the Avengers teaching at Hogwarts would be a dream come true for some students. Imagine Spider - Man swinging around the Hogwarts grounds and giving tips on agility. Doctor Strange could open up a whole new realm of magic for the students, something that might be a bit different from the usual Hogwarts curriculum. And Hawkeye could teach archery, which could be incorporated into a new type of combat training for the students. It would be a mash - up of two amazing fictional universes that would create countless interesting storylines.
Well, Merlin could be a really powerful wizard at Hogwarts. He might be in Gryffindor because he's brave, like when he faces all those dangerous situations in Camelot. Arthur, on the other hand, would probably be a bit confused at first. But he'd soon adapt and be great at Defense Against the Dark Arts. He'd be the one always ready to fight off any threats to Hogwarts, just like he did in Camelot.
It would be a wild scenario. The Hogwarts students would be exposed to a very different type of 'creature handling'. Pokemon trainers could teach about the various types of Pokemon habitats, which could be compared to the different magical environments in the wizarding world. However, there would also be challenges. For instance, the Hogwarts faculty might be resistant to the new teaching methods as they are so used to their traditional ways of magic education. But overall, it would make for a very exciting fanfiction with lots of potential for new adventures and friendships.
Naruto could teach about the power of friendship and loyalty. In his own story, his relationships with his friends were crucial. He might pass on these values to the RWBY characters, making them understand that they are stronger together. He could also teach them some basic ninja tactics like how to set up traps or how to gather intelligence.
He would probably interact with Dumbledore. They are both very wise, and Dumbledore would be eager to learn from Merlin's ancient knowledge.
Merlin would likely be seen as a bit of an enigma at Hogwarts. His magic is different from the norm, so he might be a bit of an outsider at first. But his kind heart and loyalty would soon win over his classmates. Arthur would be the brave and headstrong character, perhaps a bit like a Gryffindor version of his usual self. He'd be eager to learn about combat magic and would probably be a natural leader in group projects or Quidditch teams.