Another idea could be the cultural clash and fusion. Harry, being from the British wizarding world, would bring his own values and ways of doing magic. But as the king of Egypt, he would have to incorporate the rich and ancient Egyptian magical traditions. This could lead to the creation of unique spells or magical practices that combine the best of both worlds, like using Patronus magic in a way that is influenced by Egyptian mythology.
Another 'Harry Potter Egypt fanfiction' could involve a plot where Voldemort has an interest in some powerful Egyptian artifacts. Harry and his allies then race against time to prevent Voldemort from getting his hands on these artifacts which could potentially give him ultimate power. This could lead to a series of adventures in Egypt, exploring ancient temples and facing off against Egyptian dark wizards who are in league with Voldemort.
One idea could be that Harry, as king, uses his magical knowledge to create a new system of governance in the wizarding world. He could establish laws that ensure fair treatment of all magical creatures, for example, giving house - elves proper wages and rights. Another plot could involve him facing challenges from traditional pure - blood families who oppose his more inclusive style of ruling.
Well, in some fanfictions of this kind, there could be new magical abilities that the characters inherit. For example, a character might inherit the power to control time in a more unique way than Hermione's time - turner. It could also involve inheriting ancient spells or artifacts that give them an edge in the wizarding world.
Well, perhaps in this fanfiction, Harry is raised by an Egyptian wizard family. He could grow up with a deep understanding of Egyptian mythology and how it intersects with magic. He might have to face challenges that are specific to being raised in Egypt, like dealing with different magical creatures that are native there. He could also use his knowledge of both Egyptian and British magic to solve problems that neither culture could solve alone.
Perhaps the wolf king has a prophecy related to Harry Potter. It could be foretold that the wolf king will either help or hinder Harry in his fight against Voldemort. This would create a whole new dynamic where Harry and his friends have to figure out how to deal with this new element in their battle. They might need to seek out the wolf king and try to understand its motives.
One idea could be that Harry discovers he has the power to control monsters deep in the Forbidden Forest. He uses this new ability to protect Hogwarts from a dark wizard who is summoning dangerous creatures.
The mafia king could be a new threat that emerges after Voldemort's defeat. He sees the power vacuum in the wizarding world and decides to take over. Harry, being the hero, has to gather his old friends and some new allies to face this new menace. The fanfiction could explore how the wizarding world has changed after the big war and how it copes with this new type of threat.
Perhaps a plot where the wizard king is from a different magical realm and comes to the Harry Potter universe. He has to adjust to the different magical customs here while also trying to solve a mystery that involves a powerful magical artifact that was lost long ago. This could involve him teaming up with Harry and his friends and teaching them some new magical techniques from his own realm.
One interesting plot idea could be the discovery of a hidden connection between Harry Potter and the Dragon King. Maybe the Dragon King has some long - lost magic that only Harry can unlock, leading to a whole new adventure in the wizarding world.
One idea could be that the Fairy King has a secret alliance with Dumbledore. They work together to protect a powerful magical artifact that Voldemort is also after. Another could be the Fairy King taking Harry Potter under his wing to teach him unique forms of magic not taught at Hogwarts.