A possible plotline could be a character with a fox tail quirk trying to master it while also fitting into the hero society of Boku no Hero. They might face discrimination at first due to their unusual quirk.
There could be a plotline where the character discovers that their fox tail quirk has a connection to an ancient power in the Boku no Hero universe. They then go on a journey to uncover the secrets of this power, meeting new allies and facing new enemies along the way.
Another plotline could involve a villain who wants to steal the power of the fox tail for their own evil plans. The hero with the fox tail then has to fight to protect their power and the people they care about. This could lead to some epic battles and character development.
Well, in a Boku no Hero fanfic involving Naruto's fox tail, it could potentially be a unique quirk. Maybe the character with the fox tail has enhanced speed and agility like Naruto does in his own series. It could also be related to some sort of heat or energy manipulation, similar to how the Nine - Tails' chakra works in Naruto.
A potential plotline could be a character with the Naruto fox quirk being hunted by villains who want to use their power for evil. The hero - in - training would have to fight back and find allies in the Boku no Hero world to protect themselves and their quirk.
One way it could be incorporated is by having a character with a quirk similar to Naruto's fox powers. For example, they might have enhanced strength, speed, and a form that resembles Naruto's Nine - Tails form. This could make the character stand out in the Boku no Hero universe as a powerful and unique hero or villain.
One plotline could be that the female Naruto discovers that her fox tail holds a hidden power that is key to defeating a new, powerful enemy threatening the Hidden Leaf Village. As she delves deeper into understanding this power with Kurama's help, she faces internal and external struggles. Internally, she has to overcome self - doubt, and externally, she has to deal with those who are jealous or afraid of her newfound abilities.
Another theme could be redemption. If a villain experiences a breakdown, it could be the start of their journey towards redemption. They might realize the error of their ways during this vulnerable state. In the BNHA universe, this could be a really interesting exploration as it goes against the typical view of villains being just evil.
One possible plot could be about an orphan in the My Hero Academia world who discovers they have a latent but extremely powerful quirk while living in the orphanage. They then attract the attention of various heroes or villains, and the story could revolve around their journey to understand their power and decide which side of the hero - villain spectrum they will be on.
One possible plotline could be Naruto joining Fairy Tail and having to prove himself to the other members. He might start from the bottom and work his way up, showing his skills in battles against other guilds. Another plotline could be that Naruto discovers a connection between his ninja world and the magic of Fairy Tail, and he tries to figure out how to use this connection to his advantage.
One possible plotline could be Naruto getting transported to the Fairy Tail world and having his powers suppressed. He then has to learn Fairy Tail magic from scratch. Another could be that Naruto is cursed in the Fairy Tail world which makes him weak, and he has to find a way to break the curse while making friends in the guild.
Well, perhaps it could be part of a transformation arc in the fanfiction. Izuku starts growing the fox tail gradually, and it's related to an ancient power or a prophecy. As the tail grows, he attracts the attention of certain characters who either want to help him or use him for their own gain. He might have to go on a journey to find out the origin of this new feature.
One possible plotline is that Ben Tennyson accidentally gets transported to the world of Fairy Tail. He has to figure out how to use his Omnitrix in a world full of magic. Another could be that the Fairy Tail guild discovers an alien device similar to the Omnitrix and they try to figure out how it works.