Another plot idea is a story where the Red Dragon has to face a new and powerful enemy alone, without Yona and the other dragons by his side. It could show his individual strength and his ability to strategize in difficult situations.
One idea could be an OC who is a healer from a far - off land. She meets Yona and the group and uses her unique healing powers, which are based on ancient tribal knowledge, to help them when they're injured. For example, she might be able to heal not just physical wounds but also emotional traumas to some extent.
You could write a fanfiction where the Akatsuki organization from Naruto has some sort of connection to the events in Akatsuki no Yona. For instance, the Akatsuki are after a powerful artifact in Yona's world that they believe will give them ultimate power in their own world. Yona and her friends then have to stop them while also dealing with their own internal political and social issues in their kingdom.
Another interesting crossover could be with 'Sailor Moon'. The Sailor Scouts could join forces with Yona's gang. Yona could learn about the power of friendship and magic from the Scouts, and they could work together to protect both their worlds from a new, menacing threat.
The OC could be a former assassin who has given up his old ways. He crosses paths with Yona's group when they are being hunted by a powerful enemy. He uses his skills to protect them. Yona is hesitant at first to trust him, but as she sees his genuine remorse for his past actions and his dedication to their cause, she accepts him into the group. Together, they face the challenges of not only the external threats but also the internal struggles within the group as they adjust to having an ex - assassin among them.
One plot idea could be the OC dragon having a unique bond with Yona. Maybe it's a dragon that was thought to be lost or forgotten, and it has special powers that help Yona in her journey, like the ability to sense danger from afar.
A young dragon - trainer. This person could have unique knowledge about dragons that even the Red Dragon doesn't know. They could help the Red Dragon unlock new powers or skills.
In this fanfiction, a really cool plot could be that the red dragon is actually a reincarnation of an ancient hero. It has the memories of the hero locked deep within its mind. As the story progresses, certain events trigger these memories to resurface. The dragon then has to come to terms with its new - old identity and use the hero's skills and knowledge to save its world from a looming disaster like a cataclysmic magical storm or an invasion from a parallel dimension.
The Akatsuki no Yona Black Dragon OC fanfiction is a creative space for fans. A simple idea could be an OC who is a skilled archer and teams up with the Black Dragon. They might fight against dark forces threatening the kingdom.
An OC with a special power related to nature could join Yona's journey. For example, the OC can communicate with animals and help the group in various situations like finding hidden paths or warning about approaching danger. This would add an interesting dynamic to the group as they face different challenges. The OC could also have a backstory about how they discovered their power and why they decided to use it to help others.
Well, a plot could be Naruto is on a mission to infiltrate the Akatsuki, but he starts to understand their motives which are not entirely evil in some aspects. For example, some members might have joined because they were persecuted by their own villages. Naruto could then try to find a middle ground between the Akatsuki and Konoha, to create a sort of peace deal. This would be a really different take on the Naruto - Akatsuki relationship compared to the original story.