One idea could be an OC who is a scientist trying to uncover the secrets of dark matter and accidentally stumbles upon a portal related to it. Another could be an OC with special powers that are somehow connected to dark matter, like the ability to manipulate it in small ways. Maybe an OC who is from a different dimension where dark matter is more visible and they come to our universe to study it.
In a Dark Matter OC fanfiction, an interesting OC could be a time - traveler who discovers that dark matter is the key to traveling through different eras. They use their knowledge of dark matter to fix historical events that were corrupted by an unknown force. Another idea is an OC who is a part - alien being, and their alien side has a natural affinity for dark matter. This gives them unique abilities like being able to sense dark matter sources from great distances. Additionally, an OC could be a detective who is investigating a series of strange disappearances that are somehow linked to dark matter experiments gone wrong.
Well, you could have an OC that is a rogue agent who wants to use dark matter for their own evil purposes. They start by stealing research and end up creating a device that could potentially destroy the universe if not stopped. Or perhaps an OC who is a protector of dark matter, a sort of guardian who has been chosen to make sure no one misuses it. And also, an OC that is an artist who gets inspired by the concept of dark matter and creates art that has strange and mysterious effects on those who view it.
One interesting idea could be alternate universes. Fanfiction often explores what would happen if certain events in 'dark matter two and three' had different outcomes. It could be that a character who died in the original now lives and changes the whole course of the story. This creates a whole new set of relationships and plotlines.
One idea could be creating an OC who is a long - lost relative of one of the main characters in Dark Shadows. They could come to town with a mysterious past and strange powers. Another could be an OC who is a time - traveling historian, coming to study the events in Dark Shadows' universe. Maybe an OC that is a vampire hunter with a unique set of skills and a personal vendetta against a particular vampire in the story.
Another interesting concept is an OC Dark Hunter who is an outcast among the hunters because they have a more empathetic side. This OC might struggle to balance their hunter duties with their desire to help the very creatures they are supposed to hunt, and it could lead to a lot of internal conflict and interesting storylines.
In a 'dark matter fan fiction', dark matter could be the key to time travel. A group of scientists discover that by harnessing the unique properties of dark matter, they can open portals to different time periods. However, they soon realize that there are other forces at play in these time portals, related to the very nature of dark matter that they don't fully understand yet.
One idea could be Kai getting infected by the dark matter and his struggle to regain his true self. He might have to face his inner demons while his friends try to find a cure.
A possible plot could involve an OC who is a healer with a mysterious past. They find themselves in the middle of the Dark Souls' dark and dangerous world. They start out trying to simply survive but soon realize that they have a greater purpose. Their healing powers attract both the good and the bad, and they must decide who to trust as they navigate through the complex politics and battles of the game's world.
Well, it could be about unique characters in the dark matter setting. Maybe one character represents '1' and another group represents '3' in some sort of power struggle or mystery within the dark matter world.
Another concept is that dark matter is a source of unlimited power. Fanfic writers might create stories where scientists or adventurers discover a way to harness dark matter's energy, leading to all sorts of technological advancements and power struggles. This could involve creating super - weapons or powering entire civilizations.
Maybe the OC is an artist who can see the true forms of the artworks that Dark uses to transform. She becomes involved in his missions when she accidentally stumbles upon one of his hideouts. The OC could be initially distrustful of Dark but slowly starts to understand his motives as they work together to protect the artworks from the bad guys in the D.N.Angel universe.
One idea could be a 'Dark Draco' who is secretly working against Voldemort to save his family in his own way. Another could be a story where 'Dark Draco' forms an unlikely alliance with a Muggle - born wizard to fight a common enemy. Or perhaps a tale where 'Dark Draco' discovers a powerful dark magic artifact and has to decide whether to use it for his own gain or destroy it.