One interesting concept could be a Peter Parker who has mutant powers in addition to his spider - abilities. For example, he might have the power of telepathy, which could add a whole new layer to his crime - fighting. He could use it to anticipate the moves of villains before they make them.
One common theme is power combination. Since Peter already has spider - powers, adding mutant abilities creates new power dynamics. Another theme is acceptance. He has to deal with being accepted by both the mutant community and the regular world. Also, there's often a theme of self - discovery as he figures out how his new mutant status affects him.
Yes, there are some great ones. You can check out fanfiction platforms like Archive of Our Own. There, you might find stories that explore Peter Parker having mutant abilities in really interesting ways, like how he would deal with the added powers on top of his spider - powers, and how it would change his relationships with other characters in the Marvel universe.
One interesting concept could be Naruto having mutant - like powers that set him apart even more in the ninja world. For example, he might have the ability to control elements in a completely new and unexpected way, like creating mutant - inspired combinations of fire and electricity.
One interesting concept could be mutants with magical abilities. For example, a mutant who can control the elements in the wizarding world, like creating storms during a Quidditch match. It adds a whole new layer of power dynamics.
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.
A really unique concept is when Peter's consciousness gets split among different dimensions. So he has to find a way to reunite his consciousness while also dealing with the different situations in each dimension. For example, in one dimension he might be a wanted criminal, while in another he's a hero worshiped by all. This creates a lot of internal conflict for Peter as he tries to piece himself back together.
One popular character is Wolverine. Their pairing can be really interesting as Wolverine's rough and tough nature contrasts with Peter's more youthful and sometimes naive personality. They could team up to fight against common enemies or Wolverine could act as a mentor to Peter in dealing with his mutant side.
Some oc omega level mutant fanfiction explores the idea of the mutant's moral compass. Since they are so powerful, they face different ethical dilemmas. For instance, if they have the power to read minds, should they use it to prevent crimes? But that would also be an invasion of privacy. This internal struggle between using their powers for good while respecting others' rights is a great concept that can be developed in these fanfictions.
Well, in 'Naruto omega level mutant fanfiction', there might be the idea of mutant - like transformations in the Naruto universe. Imagine Naruto himself having a transformation that gives him omega - level mutant strength and abilities. Also, the exploration of different chakra natures as mutant - like powers. Fire - style chakra could be seen as a mutant power related to heat and combustion.
There might be a fanfiction where Peter Parker accidentally gets transported to the Guardians of the Galaxy's universe. Peter Quill then has to help him get back home while they deal with some intergalactic threats along the way. This could lead to some really fun interactions as they learn about each other's worlds.