In a 'naruto protects harry potter fanfic', there could be a situation where the two worlds are merging. Naruto, being a powerful ninja, takes it upon himself to protect Harry Potter. He might team up with some of the Hogwarts students, teaching them some of his ninja ways in exchange for learning about magic. This could lead to an epic battle against a combined threat from both the Naruto and Harry Potter universes.
Another plotline might be that there is a prophecy in the Harry Potter world that only a foreign hero can save Harry. Naruto arrives just in time. He has to learn about the wizarding world quickly while also fending off attacks from the dark side. He could use his shadow clone jutsu to confuse enemies and keep Harry safe.
One possible plotline could be that Harry is cursed and slowly turns into a dragon. As he changes, he has to deal with the physical and mental challenges of this transformation. His friends would try to find a way to reverse the curse while Harry struggles to control his new instincts.
A plotline could involve a Zorua being brought to Hogwarts by a new transfer student from a far - off land. This Zorua has special powers that are not fully understood in the wizarding world of Harry Potter. The student is initially shunned because of the strange creature, but Harry and his friends see the potential good in it. As they get to know the Zorua, they discover that it can help them in their fight against Voldemort. Maybe it can create illusions to mislead Death Eaters or use its shape - shifting abilities to infiltrate their ranks.
In a 'poison Harry Potter fanfic', a plotline might involve a poisoning attempt on a major character like Dumbledore. This could send the whole wizarding world into chaos as they try to figure out who the culprit is. Harry, Hermione, and Ron would then be on a quest to find out the truth. They might suspect Snape at first, but as they dig deeper, they discover a much more complex conspiracy involving other dark wizards. Another possible plotline could be that a magical poison is used to control the minds of some wizards, and Harry has to break the spell and find the antidote to save his friends and the wizarding world from being taken over by the poison - controlled minions.
One possible plotline could be that a new strain of magical typhus breaks out in Hogwarts. The students and teachers have to figure out how to contain it while also dealing with the regular Hogwarts drama. Maybe Hermione tries to research a cure using both magic and Muggle medicine knowledge.
One possible plotline is that Harry is magically transported to the Naruto world and discovers Naruto is in danger from a new, powerful enemy. Harry then uses his magic to fight alongside Naruto and his friends, saving Naruto in the process.
Perhaps a dark wizard has cast a spell that affects the hearts of several Hogwarts students. A group of healers and students with knowledge of both magic and medicine work together to develop a unique form of heart surgery to counter the spell. This could involve researching ancient magical texts and modern muggle medical techniques. The plot could be full of suspense as they race against time to save the affected students.
One possible plotline could be that Harry Potter sacrifices himself to defeat an even more powerful dark wizard than Voldemort. Maybe this new enemy has a power that can only be countered by Harry's self - sacrifice, which would lead to a very bittersweet ending for the wizarding world.
Well, a plotline might involve a portal opening between the Star Wars galaxy and the wizarding world. Harry Potter steps through and is immediately recognized as a powerful force - user, much like Darth Revan. He is then caught in the middle of a struggle between the Jedi - like Order of Wizards and a new group of dark wizards who want to use his power for their own ends. Or perhaps Harry uses his knowledge of Darth Revan's fighting techniques to revolutionize the way dueling is taught at Hogwarts.
One possible plotline could be Harry coming to power after a great war in the wizarding world. He then has to deal with rebuilding and unifying the different wizarding communities under his rule as emperor. He might face resistance from some traditional wizarding families who don't want to accept a new form of government.
Maybe Barry Jumper could be a new wizard who transfers to Hogwarts and disrupts the normal clique system. He could be from a different wizarding school with unique magical abilities that no one at Hogwarts has seen before.