Good character development is key. Not just for the OC but also for Thor. If the fanfiction shows how Thor's character changes or is influenced by the OC, it can be really engaging. Also, an exciting plot. Maybe the OC is involved in a prophecy that Thor has to deal with, creating a lot of action and drama.
A unique original character (OC). If the OC has a distinct personality, backstory, and goals that interact well with Thor's world, it's interesting. For example, an OC who is from a different realm and has a special power that Thor has to learn about.
You can start by looking on fanfiction platforms like Archive of Our Own (AO3). There are a large number of Thor Odinson OC fanfictions there. Just use the search bar and type in 'Thor Odinson OC' and it'll show you a bunch of stories. You might also check out Fanfiction.net, though AO3 generally has a more diverse range of content.
Thor Odinson, the mighty Asgardian, fell in love with a simple Midgardian girl named Jane. Their story began when Thor was banished to Earth. Jane, a brilliant astrophysicist, was intrigued by the strange phenomena that followed Thor's arrival. One day, while she was out in the desert researching, she stumbled upon Thor. At first, he was a bit of an enigma to her, but as they spent more time together, she saw his kind heart beneath his tough exterior. Thor, on the other hand, was drawn to Jane's intelligence and her unwavering curiosity. Their relationship grew slowly, with shared adventures and a deepening understanding of each other's worlds.
One plot idea could be that Thor falls in love with a time - traveler. The time - traveler comes from a future where Asgard has been destroyed. She travels back in time to try and prevent the events that lead to its downfall. Thor is initially suspicious of her but then becomes fascinated as she tells him about future events. Their love blossoms as they work together to change the future, and in the process, they learn a great deal about each other and their respective worlds.
One common theme is the clash of cultures. Harry comes from a world of wizards with their own set of rules and traditions, and Thor is from Asgard with its warrior culture. Another theme could be the exploration of power. Harry has his magic, and Thor has his godly strength. Writers often like to see how these two forms of power interact.
Yes, there are quite a few out there. You can start by looking on fanfiction websites like Archive of Our Own. Just search for 'Harry Potter x Thor Odinson' and you'll get a list of stories. Some might be crossovers where Harry and Thor meet in a magical world, while others could have more creative plotlines like Thor visiting Hogwarts or Harry traveling to Asgard.
The main appeal is the ability to create new and unique characters. With an OC, you can introduce fresh perspectives and storylines to the Thor universe. For example, an OC could be from a different culture or have powers that Thor has never encountered before, which can lead to interesting interactions.
One possible plot could be that Thor ends up in the wizarding world of Harry Potter. Maybe the Bifrost malfunctions and he lands near Hogwarts. He could be mistaken for a very powerful wizard at first. Then he teams up with Harry Potter and his friends to fight against a new dark threat that is using both magic and some form of Asgardian - like power. Thor could teach the wizards about Asgardian combat and they could teach him more about the nuances of magic.
The popularity of Thor OC soulmate fanfiction lies in the allure of Thor as a character. People love to create their own original characters to interact with him in a romantic, soulmate - bound way. It allows fans to explore different storylines and character dynamics that the official canon might not cover.
The appeal of Thor x OC Lemon fanfiction lies in the freedom it gives to explore new relationships. With an OC, the author can create a character that fits perfectly into Thor's story in ways that existing characters might not. It allows for unique storylines that can be tailored to different tastes.
It could be Loki. Since he has a knack for causing trouble, he might find a way to cross over to the wizarding world. He could manipulate the dark wizards and use their magic for his own devious plans. Maybe he wants to steal the Philosopher's Stone to gain immortality and use it to take over Asgard as well.