Incorporate unique settings or elements. Instead of the typical gothic castles, set part of the story in a hidden, magical forest that only the OC can find. This can add an air of mystery and newness to the story.
Play with the lore. Maybe in your fanfiction, Dracula has a different origin or power. And the OC has a special ability that either complements or clashes with Dracula's, which will make their interactions and the overall story stand out.
You can make it unique by giving your OC a really distinct personality. For example, if your OC is super shy but has a hidden talent for solving puzzles. Also, create a special backstory for the OC that ties into the Detective Conan universe in an unexpected way, like having an OC whose family has a long - lost connection to one of the main characters' families. And don't be afraid to introduce new types of cases that haven't been explored much in the original series.
Create an unusual power or skill for your OC. For instance, your OC could have the ability to read minds, but only when people are thinking about riddles. This would create an interesting dynamic between your OC and the Riddler. The Riddler could try to use his riddles to deceive your OC, but your OC could use their mind - reading ability to see through his plans. It would make for a very engaging fanfiction.
One way to make your Beauty and the Beast OC fanfiction unique is by exploring different character dynamics. Have your OC have a different relationship with the Beast than Belle did. Maybe they start off as enemies but slowly realize they have common goals. Also, add new subplots. For instance, your OC could be on a quest that intersects with the story of the Beast and Belle. They could be searching for a lost artifact that is somehow related to the curse. Another aspect is to give your OC unique abilities or skills. If they are a painter, they could use their art to communicate with the Beast in a way that no one else can.
Give your OC a distinct personality trait related to gaming. For example, they could be extremely competitive, which makes them stand out when interacting with the DC heroes. They might constantly challenge the heroes to friendly competitions to prove their worth.
You can make it unique by changing the character dynamics. For example, make Dracula a more sympathetic character. Maybe he was cursed into his evil ways and the fanfiction could be about his journey to break the curse. Also, introduce new species or races that are not in the original Castlevania or Dracula stories. This could add new plot twists and conflicts.
One way to make your dracula and reader fanfiction unique is to give Dracula a different motivation. Instead of just being a blood - thirsty vampire, he could be on a quest for redemption. The reader could be the key to his salvation. Another aspect is to make the relationship between Dracula and the reader more complex. It could start as a power struggle, with the reader trying to resist Dracula's influence, but gradually they realize they have more in common than they thought. Also, consider adding sub - plots, like a rival vampire who wants the reader for their own purposes.
To make your coon and friends x reader fanfiction unique, focus on character relationships. Instead of the typical 'they become friends right away' scenario, have a more gradual and complex development. Maybe the reader initially clashes with one of the members due to different beliefs or goals. Another way is to add a unique backstory to the reader that ties into the overall plot in an unexpected way. For example, the reader could have a family connection to an old enemy of the coon and friends, which creates a lot of tension and drama. Additionally, use a different writing style, like writing in a very sarcastic or poetic tone throughout the story.
Give your OC a unique backstory. For example, if they come from a strange or mysterious place, it will make them more interesting. Also, give them a distinct personality trait like being extremely shy but super competitive when it comes to the Running Man games. Another way is to give them a special skill or ability that no one else in the Running Man world has.
Focus on character development. Make your OC have unique traits and backstory that interact well with Obito's character. For example, if your OC has a strong sense of justice, it can contrast or complement Obito's more morally ambiguous actions.
Focus on character development. Give your OC a distinct personality, backstory, and goals. For example, if your OC has a troubled past that affects how they interact with Digimon, it will make the story more engaging.