A cool crossover would be the U.A. students visiting the Hidden Leaf Village. They could participate in the Ninja Academy's training exercises. The Naruto characters could be amazed at the variety of quirks the U.A. students possess. For example, Bakugo's explosive quirk might be seen as a very unique form of ninjutsu. And the U.A. students could learn about the strict discipline and loyalty within the ninja clans.
Another possibility is that All Might could meet the Hokage. All Might, being a symbol of peace in his world, could exchange ideas with the Hokage about leadership and protecting their respective worlds. The two could discuss how to inspire the next generation. Also, heroes like Todoroki could interact with Sasuke, comparing their different powers and the internal struggles they face regarding their family legacies.
In Naruto x My Hero Academia fanfiction, a cool concept is when the Naruto characters are inserted into the My Hero Academia world. Like Naruto being enrolled in UA. He would surely cause a stir with his energetic and head - strong personality. His Rasengan could be seen as a very unique 'Quirk' in that world. And Hinata could be in the same class as Ochaco, and they could become friends while learning different fighting styles from each other.
One interesting crossover could be the characters swapping their powers. For example, Deku getting Naruto's chakra and being able to use jutsus like the Rasengan. It would be cool to see how he'd adapt to that new power source and how it would change his fighting style in the My Hero Academia world.
One interesting crossover could be a story where a character from Naruto with the Sharingan, like Sasuke, ends up in the My Hero Academia world. He might use his Sharingan abilities in unique ways during hero training or battles. For example, the Sharingan's ability to copy techniques could be used to quickly learn the quirks of the My Hero Academia characters.
One interesting crossover could be the characters swapping their powers. For example, Deku having Naruto's chakra and being able to perform jutsus. It would be really cool to see how he would use them in the My Hero Academia world. Another could be the heroes and ninjas teaming up to fight a common enemy. Maybe the League of Villains and some of the Akatsuki members joining forces, and then the heroes and ninjas having to combine their skills to defeat them.
In some fanfictions, the Pokemon world and the My Hero Academia world might merge. This could lead to situations where the heroes have to deal with Pokemon villains. Like a villain using a powerful and evil - natured Pokemon to cause chaos in the city, and the heroes would have to use their Quirks and their newfound knowledge of Pokemon to stop them.
A really fascinating crossover might be where Ben's Omnitrix gets into the hands of a character from My Hero Academia, like Midoriya. Imagine him trying to figure out how to use all the different alien forms and how it would affect his hero training. Or perhaps having Vilgax team up with the League of Villains to take over both universes. This would create a really intense and action - packed story.
In some fanfictions, the characters could swap universes. So, Harry Potter characters end up in the My Hero Academia world and vice versa. The students at Hogwarts might be really confused by the concept of quirks, while the heroes in My Hero Academia would be fascinated by magic. It would be a great opportunity to explore how different characters adapt to new and strange environments.
Well, in some My Hero Academia JoJo fanfiction, there are crossovers where the characters' personalities are blended. Deku might take on some of Jonathan Joestar's noble traits. And in terms of the storylines, there could be a scenario where the One For All quirk is somehow related to a stand's power source. This could lead to a whole new adventure where Deku has to not only master his quirk but also understand the stand - like aspect of it.
One interesting crossover could be the characters from My Hero Academia and RWBY teaming up for a big battle. For example, Izuku Midoriya's unique quirk combined with Ruby Rose's scythe - wielding skills would make for an epic fight scene. They could be facing a common enemy that has the characteristics of both the Grimm from RWBY and the villains in My Hero Academia.
One interesting crossover could be the Spartans from Halo having to adapt to the Quirk - filled world of My Hero Academia. Maybe they'd have to learn to work with heroes who use their powers in very different ways compared to their high - tech weaponry.