The story could start with Harry accidentally ending up in Essos. He discovers that the magic there is different in some ways from what he's used to in the wizarding world of Britain. He might encounter new magical creatures and spells. As he tries to find a way back home, he gets involved in the local conflicts and starts using his unique magic, like the ability to speak Parseltongue, to his advantage and gradually conquers the challenges in Essos.
Potential characters could include Harry Potter, of course. Then, there might be some Essos warlords who are intrigued by Harry's magic. And we could see some characters from the magical schools or hidden magic societies in Essos. There might be a young Essos girl or boy with great potential in magic who Harry takes under his wing, similar to how he mentored some of the younger students at Hogwarts.
Well, one possibility could be that Harry Potter, through some magical accident or powerful spell, is transported to Essos. There, he discovers a whole new world of magic and politics. Maybe he uses his skills learned at Hogwarts to rise to power and becomes the King of Essos. He could introduce some of the wizarding concepts from his own world, like the use of wands or the sorting hat system, to the people of Essos.
One main antagonist could be the existing power - hungry rulers in Essos. They would see Harry Potter as a threat to their rule and try to eliminate him. Another could be dark magic cults in Essos that oppose any form of new leadership or change that Harry might bring.
Well, in this fanfiction, perhaps Harry Potter could use his magic to outwit the political intrigues of Westeros. He might introduce new forms of magic that could change the power dynamics among the houses.
Well, in this kind of fanfiction, Naruto might use his powerful jutsu like Rasengan to overpower other nations. He could unite all the ninja clans under his leadership and then expand his influence globally.
In a 'naruto conquers konoha fanfiction', perhaps Naruto could be pushed to the edge by the corrupt system in Konoha. He might decide to take over to bring real change. He could use his powerful jutsu and the loyalty of his friends to overthrow the old regime and install a more just rule.
The plot could involve a situation where a new form of dark magic is unleashed in the wizarding world, which spreads like wildfire and causes destruction similar to 911. The Ministry of Magic is caught off - guard. Hermione, with her vast knowledge, starts researching a way to counter this magic. Meanwhile, Ron and Harry lead the effort to protect the civilians. They set up shelters in places like the Room of Requirement and use Patronuses to guide people to safety. As they dig deeper, they discover that this dark magic was a planned attack by a long - hidden dark wizard group who wants to take over the wizarding world.
One possible plot could be that Jon Snow uses his military skills learned from the Night's Watch and his newfound alliances. He might start by uniting the North completely, including the wildlings. Then, he could gradually move south, facing challenges from different Houses. His claim to the Iron Throne could be based on his Targaryen heritage, which he may reveal at a crucial moment to gain more support.
In some fanfictions, Harry Potter might conquer the world by uniting all the wizarding schools. He could form a sort of global wizarding council and use their combined power to influence the muggle world in a positive way, like solving environmental problems with magic.
One possible plot could involve a group of spiders that have been enchanted by a dark wizard. These spiders start attacking Hogwarts students. Harry, along with his friends Hermione and Ron, would need to find the source of the enchantment and break it to save the school. They might have to explore the Forbidden Forest more deeply and face their fear of spiders to do so. This would combine the elements of adventure, mystery, and the existing spider lore from the Harry Potter series.