One interesting storyline could be an OC with a unique spider - power, like the ability to turn invisible. They could team up with Peter Parker to take on a new villain in the Spider - Verse. Maybe this OC has a personal vendetta against the villain that adds an extra layer of drama to the story.
A great storyline could also involve an OC who has a special connection to one of Peter Parker's enemies. This connection could be used by the enemy to manipulate the OC and create conflict between the OC and Peter. As the story unfolds, the OC realizes the truth and has to make a difficult choice between loyalty to their connection and doing the right thing.
Another possible storyline is an OC from a different dimension who doesn't understand the ways of the main Spider - Verse at first. Peter Parker has to help the OC adapt while they both face a threat that is endangering all the dimensions. This could lead to a lot of comical and also heart - warming moments as they learn from each other.
One interesting storyline could be Peter and Gwen teaming up against a new super - villain in their city. They could combine their unique powers and skills to outwit the bad guy. For example, Peter's spider - sense and web - slinging abilities along with Gwen's acrobatic skills and her own version of web - shooting.
A Peter Parker OC can fit into the world by having a specific role or mission. Say, they are on a quest to collect fragments of a powerful artifact that has been scattered across the dimensions. This mission brings them into contact with Peter Parker and the other Spider - people. Their unique skills and abilities related to this mission would contribute to the overall plot and make them an integral part of the fanfiction.
One interesting storyline could be Peter using his spider - abilities in a ballet - related way. For example, his enhanced balance and agility from being Spider - Man could make him an exceptional ballet dancer. He might incorporate his acrobatic moves into a unique ballet performance that wows the audience.
One interesting storyline could be Peter Parker using his scientific knowledge to upgrade the Avengers' technology. For example, he might create new web - based gadgets for himself that also have applications for the team. Another could be Peter's struggle to fit in with the more experienced Avengers, like trying to prove himself during a tough mission. And there could be a storyline where Peter discovers a new power and the Avengers help him master it.
One interesting storyline could be Peter using his wealth to upgrade his Spider - Man gear on a whole new level. He could create high - tech suits with advanced features like self - healing capabilities or enhanced camouflage. Another could be him funding scientific research to find a cure for the villains he faces, instead of just fighting them physically.
An interesting plot could involve an OC who is not a spider - person but has a strong connection to the spider - totem. This OC could be a regular person from a dimension where spiders are seen as spiritual guides. They are brought into the Spider - Verse and end up being the key to unlocking a hidden power within all the spider - people. This could lead to a journey of self - discovery for the OC as well as the other characters.
A possible storyline is Kaine Parker getting accidentally transported to the Guardians' territory where Peter Quill is. Their clash of personalities, Kaine's more brooding nature against Peter's carefree space - faring attitude, could lead to some really engaging character - driven plots. They might start off as distrusting each other but then gradually form an alliance.
One interesting storyline could be Peter Parker trying to balance his superhero duties with his relationships in the harem. For example, he has to keep his identity a secret from some of the girls while still being there for them. Another could be the different dynamics between the characters in the harem, like a love - hate relationship with one of them.
One interesting storyline could be Peter Parker getting involved in the events of Iron Man 2. Maybe he's an intern at Stark Industries and accidentally discovers some of Tony Stark's secrets while trying to help with the arc reactor problem. He could use his scientific knowledge and spider - abilities to assist in a crisis.
One interesting storyline could be Peter and Harry teaming up against a new villain in the city. They combine their skills and resources to take on this threat that neither could handle alone.