One of the main characters paired with Dark Tony is Natasha Romanoff. In fanfiction, she could be trying to understand and perhaps control Dark Tony. Happy Hogan is also a possibility. He has a long - standing relationship with Tony, and in the context of a Dark Tony story, he might be very conflicted about how to handle his friend. Additionally, new characters created specifically for the fanfiction might also be paired with Dark Tony to add more depth to the story.
Pepper Potts is often paired with Dark Tony in fanfiction. Their relationship can take on a whole new dynamic as Pepper tries to deal with this darker version of Tony. Another character could be Rhodey. He might be in the story trying to bring his friend back from the dark side. And sometimes, even villains like Loki could be paired with Dark Tony in some really out - there fanfictions.
Sometimes, a new kid in the neighborhood is paired with Kid Tony. This new character brings a fresh perspective and different skills. They might team up to compete in a local talent show or something like that. Their different personalities lead to interesting interactions and storylines.
Vlad Masters is often paired with Dark Danny. Since they both have a connection to Danny's ghostly side, they can have some really intense interactions. It could be a power struggle between them or an alliance of sorts.
Princess Peach is often paired with Dark Mario in fanfiction. Their relationship can be very different from the normal one. Instead of being the damsel in distress, Peach might be a more complex character, perhaps even having a dark side herself and being in a sort of power struggle with Dark Mario. Another character is Luigi. He could be either trying to save his brother from the darkness or be in direct conflict with Dark Mario as he tries to protect the Mushroom Kingdom.
Gwen is often paired with Dark Ben in fanfiction. Their dynamic can be really interesting as she tries to bring out the good in him or stop his evil plans. Another character is Kevin. He might team up with Dark Ben for a while, either because they have a common enemy or Kevin thinks he can control Dark Ben's actions.
In some fanfictions, 'dark side Luke' might be paired with Palpatine. Palpatine, as a master manipulator, could have a role in Luke's fall to the dark side, and their partnership would be full of political intrigue and dark Force - related activities. Palpatine could use Luke as a tool to further his own evil plans, while Luke might be seeking more power from Palpatine.
Naruto can also be paired with Dark Kakashi. Naruto's unwavering belief in the good of people could contrast sharply with Kakashi's darker self. It might lead to situations where Naruto tries to bring back the old, more positive Kakashi, and through their interactions, both characters grow and learn more about themselves.
Mikasa is often paired with Dark Eren. Given their long - standing relationship in the original series, it's natural for fanfiction to explore how she reacts to his darker side. She might try to bring him back to the light or be conflicted about her feelings for him.
One popular character to be paired with Dark Kiva is Kiva himself. Their complex relationship as two sides of the same coin makes for interesting stories. Another could be Wataru, as he has a connection to Kiva and by extension, an interesting dynamic with Dark Kiva.
Peridot is a character that could be paired with Yellow Diamond in fanfiction. Since Peridot was once under Yellow Diamond's rule, there can be stories about her loyalty, her possible defection, or how Yellow Diamond views her. There could also be fanfictions that pair Yellow Diamond with other minor Gems from her colonies, exploring the power dynamics and relationships on a more micro level within the Gem society she oversees.
One character often paired with Madame X in fanfiction is the dashing rogue. He's a charming but slightly untrustworthy character who has an instant attraction to Madame X. Their relationship is full of tension and banter.