One possible development is that Harry discovers a hidden power within himself through soul magic. This could lead to him being able to heal not just physical wounds but also damaged souls. He could then use this power to help those who have been affected by dark magic, like the victims of the Dementors. It might also put him in a conflict with the Ministry of Magic as they might see this new form of magic as a threat to their control over the wizarding world.
Well, he might use soul magic to communicate with the spirits of the dead wizards. It could give him an edge in battles as he might understand the essence of his opponents' souls.
One great plot development could be that the elemental magic Harry learns is not part of the traditional Hogwarts curriculum. So, he has to seek out hidden mentors or ancient texts. This could lead to him exploring parts of the wizarding world that are long forgotten. As he delves deeper into elemental magic, he might also start to question the limitations of the magic he has been taught so far at Hogwarts.
In the fanfiction, it could be that Harry's learning of Black family magic unlocks a new power within him. This power could be related to his connection with the Black family through Sirius. He may then use this power to fight against the rising dark forces in the wizarding world, in a way that is different from the traditional magic he has been taught.
Maybe the story could develop with Snape trying to understand why Harry is a Malfoy fan. He could start to investigate Harry's past interactions with the Malfoys and any hidden reasons behind his admiration.
Well, one possible plot development could be that Harry quickly adapts to his new - found heritage and uses it to gain an edge in his magical studies at Hogwarts. Maybe he discovers some long - lost family magic that gives him an advantage in Defense Against the Dark Arts.
He could lose his friends. In the original story, his friends stand for good and oppose black magic. If Harry starts learning it, they might turn their backs on him. Also, he could be ostracized by the wizarding community. The wizarding world has a clear stance against black magic, and Harry would become an outcast.
In some fanfictions, Harry might learn family magic that has to do with time manipulation. His family could have had a special talent for seeing into the past or future. As he delves into this magic, he has to learn to control it carefully, as misusing time - related magic can have serious consequences. He may use this new - found magic to prevent certain disasters or to gain knowledge from the past that could change the course of the wizarding world.
In some fanfictions, Harry might use necromancy to bring back important figures like his parents. This could lead to complex emotional and moral dilemmas as he tries to interact with them in a world that has moved on without them.
One possible plot development could be that Sakura struggles at first to master the Chidori. She might face setbacks and doubts from her peers, but she perseveres.
Well, he might start by finding an old master who still practices ninshu. This master could teach Naruto the basic principles of ninshu, like the importance of harmony and understanding. Naruto would then use these new teachings to try and bring peace between the warring ninja clans in the Hidden Leaf Village.
The Death Eaters could still be the main antagonists. If Harry starts learning soul magic, they might see it as a threat and try to stop him.