In this fanfic, it could be that Harry turns into a snake as a result of a powerful transfiguration spell gone wrong. As a snake, he has to navigate the Hogwarts grounds in a new way. He might find secret passages or areas that are only accessible in his snake form. His friends, like Hermione and Ron, would then try to find a way to reverse the spell, and there could be a lot of trial and error, as well as some really heart - warming moments of friendship along the way.
Well, a cool plotline could be Naruto using her new female form to her advantage in missions. Maybe she can infiltrate places more easily as a girl. Also, there could be a plot where Naruto has to hide the fact that she was once a boy from some new characters she meets. This could lead to some really funny or tense situations as she tries to keep her secret while still being herself.
In this 'natsu turns into a dragon fanfic', a great plotline could be that Natsu's dragon form is different from the typical dragons. His friends, like Lucy, Gray, and Erza, try to find a way to reverse the transformation at first. But as they see the potential in his new form to fight a greater evil, they change their minds and instead help him master his dragon powers. This could involve a series of adventures where Natsu has to learn to fly, breathe different types of dragon fire, and communicate with other dragon - like creatures.
A great plotline could be that Harry, now a girl, has to navigate the world of wizarding fashion and etiquette which she previously ignored. She might be forced to attend more social events at Hogwarts, like balls or tea parties, where she has to learn proper behavior. And she could also use her new identity to her advantage when it comes to spying on the Death Eaters. They might underestimate her because she's a girl, but she could outwit them.
In some 'Harry Potter turns into Hermione fanfiction', the plot may involve Harry adjusting to Hermione's physical appearance as well. He might be shocked at first but then realizes the advantages it gives him. For example, he could use Hermione's reputation for being a bookworm to his advantage when it comes to researching dark magic or hidden secrets in the library. And he may also face some difficulties when it comes to Hermione's friendships with other girls, as he has to act like her and keep those relationships intact.
One possible plotline could be Harry struggling to control his new vampire instincts while still trying to protect his friends at Hogwarts. He might have to deal with the thirst for blood while attending classes and facing off against the Dark Arts. Another could be that he discovers a whole new vampire community within the wizarding world that has its own rules and power structures.
One possible plotline could be the discovery of a new type of deadly snake in the Forbidden Forest that has some mysterious connection to dark magic. Maybe the snake is guarding a long - lost artifact.
Harry is the central figure in 'harry turns into a snake fanfic'. In addition to his closest friends, there could be some new characters introduced. For instance, an old wizard who specializes in transfiguration gone wrong. This wizard could be a hermit living on the outskirts of the wizarding world. He might have the key to understanding Harry's transformation and reversing it. And we can't forget the snakes themselves. There could be a particularly intelligent snake that befriends Harry in his new form and helps him in his journey.
Perhaps there's a plot where a magical creature that has the appearance of a snake is disguised as a lion - like being. It could be used as a sort of spy within the Gryffindor common room. This would lead to all sorts of chaos as it tries to gather information for an unknown Slytherin - related plot.
They're interesting because they offer a new take on Harry's character. The snake element adds an air of mystery and danger. Harry already had the Parselmouth ability in the original story, but these fanfics expand on it in unique ways.
Well, one possible interesting plotline could be Harry teaming up with the Autobots to fight a common enemy. Maybe there's a powerful Decepticon that threatens both the wizarding world and the Autobots' home planet, and Harry's magic combined with the Autobots' technology is the key to victory.