A common theme is the clash between Peter's normal life and his superhero life. He has to keep his identity secret from his school friends while also dealing with the high - stakes world of the Avengers. Adaptation is also a theme. Peter has to adapt to the Avengers' way of doing things, which is often very different from his solo operations as Spider - Man. Another theme can be sacrifice, where Peter might have to sacrifice his personal time or safety for the greater good of the Avengers and the world.
One common theme is mentorship. Usually, the more experienced Avengers like Tony Stark or Captain America take Peter under their wing. For example, in many fics, Tony helps Peter upgrade his suit and teaches him about being a hero in the big leagues.
One common theme is the idea of vulnerability. Peter Parker, despite his powers, is shown as being very vulnerable when hurt. It makes him more relatable. Another theme is friendship within the Avengers. When he's hurt, we see how the other Avengers come together to support him.
One common theme is the Avengers' concern for Peter. They might act like overprotective parents or teammates, trying to nurse him back to health. Another theme could be Peter's struggle with his own weakness. Since he's usually seen as a strong and capable hero, being sick makes him feel vulnerable.
Another theme could be his friendship with other young Avengers or heroes. His relationship with characters like Shuri could lead to interesting stories about sharing knowledge and collaborating on new inventions or strategies for saving the world.
One common theme is justice. When Peter is angry, it's often because he sees an injustice. For example, if an innocent person is hurt or if a villain is getting away with a crime.
One common theme is redemption. Peter B. Parker often has to face his past mistakes and try to make up for them. For example, in many fanfics, he might have failed in a relationship in the past and is now trying to be a better person for it.
A common theme is the struggle for control. The symbiote has its own will, and Peter often has to fight to keep it in check. For example, in many fanfics, he battles with the symbiote's urge to be more violent.
One common theme is loss. Whether it's the loss of a loved one like Uncle Ben or a close friend, it often leads to Peter breaking down in tears. It's a way to explore his human side and how he deals with grief.
One common theme is self - acceptance. Peter often has to come to terms with his sexual orientation while also dealing with his superhero identity. Another theme is love and relationships, exploring how he forms romantic connections in a world that may not always be accepting.
One common theme could be struggle. Peter Parker having to deal with homelessness would likely face a lot of difficulties, like finding food and shelter while still trying to be Spider - Man. Another theme might be isolation, as he may feel alone in his situation.