Well, a cool plotline might be the conflict it creates within the wizarding world. Since Merlin and Morgana have such complex and often opposing legacies in the lore. Harry, as their heir, could be caught in the middle of different factions. One side might see him as a great hope for a new era of magic, while the other could view him as a threat to the existing power balance. Also, his relationship with the Ministry of Magic could change drastically as they try to either control or use his newfound connection to Merlin and Morgana.
One interesting plotline could be the discovery of the protagonist as the heir of Morgana. This might lead to a whole new set of magical abilities and a different understanding of the wizarding world's history. For example, they might find ancient spells or artifacts related to Morgana.
One interesting plotline could be the discovery of Harry's connection to Merlin and how it affects his magic in ways not explored in the original series. For example, he might have access to ancient spells or a deeper understanding of magic's origin.
In fem Harry Potter as the heir of Merlin fanfictions, an exciting plotline could be her journey to master the special magic associated with being Merlin's heir. This could involve her traveling to hidden places, like ancient Merlin - created magical sanctuaries. There, she might find artifacts or knowledge that help her grow in power. Also, there could be a plotline where she has to prove herself to the magical community. Since she's a female in a role that was perhaps expected to be male - dominated (as Merlin was male in the original lore), she has to overcome the prejudices of some of the old - fashioned wizards. This struggle for acceptance while also coming to terms with her new identity as the heir of Merlin can make for a really engaging story.
One interesting plotline could be the discovery of a new heir of Merlin within Hogwarts. This heir might possess unique magical abilities that are different from what we've seen in the original Harry Potter series. For example, they could have the power to control time in a more profound way than just using a Time - Turner.
In some cases, there might be new original characters created specifically for the fanfiction. These could be characters who have a connection to the ancient magic of Merlin and Morgana. For example, a mysterious wizard who has been guarding an artifact related to their power. They could initially be an enigma to Harry and his friends, but as the story progresses, they become an important part of the plot, either as an ally or an adversary.
Well, in some 'Harry Potter son of Morgana' fanfictions, there could be a plotline where Harry tries to uncover the truth about his mother. He might go on a journey through ancient magical libraries or seek out old magical families who knew Morgana. This could lead to him finding secrets about his own powers and his place in the wizarding world. He may also have to deal with the political implications of being related to Morgana, as there could be factions in the wizarding world who either want to use him or eliminate him.
Another possible candidate in fanfictions could be Neville Longbottom. He has a deep connection to the magical world and shows great courage and growth throughout the series. His latent magical abilities, which are finally fully realized, could be interpreted as him being an heir of Merlin in a way. He has the potential to be a great wizard, just like Merlin was.
Well, it depends on the specific fanfiction. Some fanfiction authors might create a really elaborate backstory where Harry Potter is somehow related to Merlin as an heir. They could base it on things like similar magical abilities, a prophetic connection, or a hidden bloodline. However, not all fanfictions follow this concept. There are many different takes on Harry's story in the fanfiction world, and this is just one of the more imaginative ones.
A really cool plot twist in some 'Harry Potter and Morgana Merlin fanfiction' is the idea that Morgana was actually an experiment by an ancient wizard in the Harry Potter world long ago. So her presence in the Merlin universe was a sort of exile. When she returns to the Harry Potter world, she has a different perspective and new powers. Another interesting twist is that the sorting hat in Hogwarts is actually an artifact from Merlin's time, and it has a hidden connection to Morgana. This connection is revealed when a new student arrives who has a special link to both universes, and it sets off a chain of events that no one could have predicted.
One interesting plotline could be Harry exploring his new role as an heir and the powers or responsibilities that come with it. Maybe he discovers hidden family secrets or a new form of magic.