In this kind of fanfiction, Harry might feel extremely lost and depressed. He has been defined by his magic for so long, and without it, he'd have to re - evaluate his identity. Maybe he'd start to rely more on his friends, like Ron and Hermione, in different ways. For example, instead of using magic to solve problems, he'd have to use his wits and their combined non - magical skills.
Perhaps he would be ostracized in the wizarding world. Since magic is highly valued there, losing it could make him an outcast. But this could also lead to him discovering new powers or abilities within himself that are non - magical but still very powerful. He could start to explore the non - magical aspects of the wizarding world that are often overlooked, like the history and culture that don't require magic to understand.
In this fanfiction, perhaps Harry Potter could discover new and powerful spells that were previously hidden from him. It might lead to him having an edge in his battles against the dark forces, like Voldemort. He could also use this newly unsealed magic to protect his friends and Hogwarts in ways he hadn't been able to before.
Well, in the 'Harry Potter loses his magic fanfiction', he could end up finding new strengths within himself. Maybe he discovers that his courage and intelligence are enough to get him through tough situations even without magic. He could also start to see the wizarding world from a different perspective, one of the non - magical people, and perhaps work towards making the two worlds more inclusive.
Well, he might discover new spells. In fanfiction, when Harry unblocks his magic, he could have powers beyond what we saw in the original books. Maybe he can control time, like turning back the clock to prevent some tragedies from happening in the wizarding world.
Maybe he was hit by a powerful dark magic spell specifically designed to target the soul. Such spells in the Harry Potter universe can be extremely dangerous.
In a 'Harry Potter Lost in Space' fanfiction, Harry might use his magic in unexpected ways. For example, he could use the levitation charm to move around in zero - gravity. His wand might also be affected by the space environment, perhaps glowing differently or having new powers.
Well, it might be that Harry is lost at sea due to some sort of magical accident. He could meet other magical beings that are native to the sea, such as mermaids. They could either help him or pose a threat. And perhaps he has to find a way to use his Hogwarts - taught magic in new and creative ways to get back to land. He could even discover some long - lost magical artifacts at the bottom of the sea.
Well, he might be really confused at first. Fanfiction often takes the original story in different and sometimes wild directions. He could be shocked to see how some fans have imagined his relationships or new adventures that are quite different from his own experiences.
Well, perhaps in the 'Harry Potter finds a lost library' fanfiction, the library is magically protected. Harry could encounter some magical creatures that are guardians of the library. He might also use his Parseltongue ability to unlock a special part of the library, leading to a discovery that changes the course of his fight against the Dark Arts.
Well, it could be that the magic book is sentient and starts to communicate with Harry. It could offer him advice on how to defeat Voldemort in a completely new way, like revealing a long - forgotten prophecy.
In this fanfiction, Harry could become a sort of living magic conduit. He could be able to manipulate magic in ways that are unheard of. He might be able to merge different spells together to create entirely new and powerful incantations. And perhaps he could use his new oneness with magic to heal the most serious of magical ailments with just a touch.