Well, perhaps the Winchesters, who are known for hunting supernatural beings in their own universe, find a way into the Harry Potter world. Maybe they sense some dark magic that the wizards in Harry Potter's world can't handle on their own. They then use their skills and knowledge of the supernatural to save Harry from a powerful dark wizard or a dangerous magical creature.
The plot of this fanfiction might involve the Winchesters being summoned to the Harry Potter world by some powerful magic that has gone awry. Harry could be in the middle of a life - threatening situation, like being trapped in a cursed place. The Winchesters, with their experience in dealing with all sorts of strange and dangerous things, figure out a way to break the curse and save Harry. They might also introduce some new ways of thinking about magic to the wizards in the process.
In the 'harry potter saved by the winchesters fanfiction', it could be that the Winchesters are on a cross - dimensional hunt. They stumble upon the wizarding world and learn about Harry Potter's situation. They might use their arsenal of weapons and their unique fighting style to rescue Harry from a deadly situation, like a death - eater ambush or a trap set by Voldemort. Their knowledge of different types of magic (even if it's different from wizarding magic) could give them an edge in saving Harry.
One possible plot could be that Harry Potter, instead of growing up with the Dursleys, is found by the Winchesters. They would likely train him in hunting skills as well as magic. Harry might use his magic to aid the Winchesters in their battles against demons and other supernatural creatures. And he could also introduce them to the wizarding world, creating a whole new set of adventures and challenges as they try to co - exist in both worlds.
Perhaps the plot involves a magical artifact that has fallen into the wrong hands in the Supernatural world. Harry, with his knowledge of magic, and the Winchesters, with their experience in dealing with the supernatural, set out to retrieve it. They might face all sorts of challenges along the way, from vampires and werewolves to dark magic spells.
The main characters would surely include Harry Potter. He is the central figure in the Harry Potter series, and the story is about him being saved. The Winchesters, Sam and Dean, are also key. They bring their own set of skills and personalities from their own show. In addition, characters like Dumbledore might also play a role. He is the wise leader in the wizarding world and could either be aware of the Winchesters' presence or be clueless and later be impressed by their abilities to save Harry.
Well, it might be that Harry Potter is accidentally transported to a non - magical realm where he is in trouble because he doesn't understand the Muggle world completely. The Queen, who has some knowledge of magic or is in contact with a secret magical society, discovers Harry and saves him from the perils of this strange new world for him.
One possibility could be that Voldemort has a sudden change of heart. Maybe he realizes that Harry is the only one who can truly understand his loneliness and power. So instead of killing Harry, he decides to save him from a dangerous situation, like a powerful dark magic that even Voldemort fears could destroy the wizarding world if not controlled, and in the process, they form an unlikely alliance.
In the 'Harry Potter Saved by Demons' fanfiction, perhaps the demons are not as evil as they seem in the traditional sense. They might be outcasts from their own demon realm. When they come across Harry, they recognize his power and the danger he's in. They decide to save him because they believe that by doing so, they can change the fate of both the wizarding world and their own world. So they use their unique demon abilities to keep Harry safe from harm.
Well, it could be that Hera, perhaps using her divine powers, steps in when Harry is in a really tough situation in the wizarding world. Maybe she saves him from a powerful dark spell or a dangerous creature. For example, when he's facing Voldemort, Hera could use her magic to shield Harry and give him the strength to fight back.
In such a fanfiction, perhaps Lockhart manages to overcome his usual self - centeredness. He could use his knowledge of various spells, which he often brags about but fails to execute properly in the original books. Maybe he finally remembers the correct incantation at a crucial moment to save Harry from a dark wizard or a dangerous magical creature. For example, if Harry is being attacked by a basilisk, Lockhart might remember the spell to stun it and save Harry just in time.
Well, one possibility could be that Arcturus Black uses his powerful magic skills to rescue Harry from a dangerous situation. Maybe Harry is trapped in a dark wizard's lair, and Arcturus arrives just in time to fend off the bad guys with his advanced spells.
Perhaps Voldemort has cast a powerful spell on Harry that the normal wizarding community can't break. But the house elves, with their different kind of magic, are not affected in the same way. They detect Harry's plight and use their loyalty and cleverness. For example, they might create a magical shield around Harry that slowly weakens the dark spell, eventually saving him.