The main antagonist in a 'Spiderman into the Spider - Verse fanfic' could be a technologically advanced villain from a cyberpunk - style universe. He has created a device that can disrupt the connection between the Spider - People and their powers. He plans to use this to make them powerless and then take over their universes one by one. He could also be recruiting other villains from different universes to help him in his plan. Another idea is a powerful sorcerer from a magic - based universe who wants to use the unique energy of the Spider - People to enhance his own magic and rule over all the universes. He starts by casting spells to turn the Spider - People against each other. There could also be a sentient AI from a future universe that has determined that the Spider - People are a variable that could disrupt the future timeline of the multiverse and decides to eliminate them.
In a 'Spiderman into the Spider - Verse fanfic', the main antagonist might be a symbiote - like creature that has the ability to infect the Spider - People across the multiverse. It spreads by attaching itself to the Spider - Sense of its victims and slowly takes over their minds. This would be a really tough enemy as it can move between universes easily. Also, it could be an ancient entity that was sealed away long ago but has now been released and blames the Spider - People for its imprisonment. It has the power to manipulate the fabric of the multiverse itself, creating all kinds of chaos. And yet another antagonist could be a rogue Spider - Woman who believes that the only way to protect her universe is to destroy all the other Spider - People, thinking they will eventually bring doom to all of them.
A villain could be a corrupted version of a well - known Spider - Person. Maybe in one universe, a Spider - Person succumbs to the power they have and becomes a power - hungry tyrant who wants to control all the other Spider - Verses. They use their knowledge of the multiverse and their powers to create chaos and try to take over.
Perhaps Doctor Octopus. He might be working on a new experiment that requires a certain type of spider - DNA which Spiderman and Spider Woman possess. So he sets out to capture them, using his mechanical arms to fight them. He could be more powerful than ever, having upgraded his arms with new technology, making him a formidable foe for the two heroes.
Yes, Spiderman is featured as a comic within the Spider-Verse concept.
It could be Mysterio. He's known for his illusions and deception. In the context of a civil war, he could use his powers to create false scenarios that make the heroes fight each other even more. He might pretend to be a hero on one side, but secretly be working to make the conflict worse for his own gain.
A new character could be created specifically for this fanfic. A mad scientist who is obsessed with cross - species experiments. He sees Rachnera as a perfect specimen and wants to use her to create an army of hybrid creatures. He would target both Rachnera and Spiderman as they try to stop his evil plans.
The Green Goblin could be a great antagonist. His chaotic nature and advanced weaponry would pose a serious threat to both Spider - Man and She - Venom. He could be after a new power source related to the symbiote, which would bring him into conflict with our heroes.
For a 'Spiderman into the Spider - Verse fanfic', you could have a plot where the Spot, who has been working on a new super - weapon in secret, manages to open portals to multiple universes all at once and unleashes a horde of minor villains from each. The Spider - People from different universes have to band together not only to fight these villains but also to close the portals. There could be a sub - plot about a relationship developing between two Spider - People from very different universes, like one from a steampunk world and another from a world of magic. This relationship could add an interesting emotional layer to the story as they struggle to save the multiverse.
In 'Spider - Man: Into the Spider - Verse', the origin stories are diverse. Gwen Stacy's origin as Spider - Woman is different from the male - dominated Spider - Man origins we're used to. Her story involves her own set of challenges, like dealing with her father who is a police officer while being a masked hero. These origin stories together create a rich tapestry of the Spider - Verse, where different versions of Spider - heroes co - exist.
The Green Goblin could be a great antagonist. He might see the two spiders as a threat to his plans of taking over the city and decides to target them both. His maniacal nature and his array of dangerous gadgets would pose a serious challenge to Spiderman and Spider Girl.
There could be a completely original character, not related to the traditional Spider - heroes we know. This character could be an ordinary person who is transformed by the spider within the Spider - Verse. They then have to learn how to use their new - found abilities and deal with the complex politics and power struggles within the Spider - Verse all while trying to figure out the mystery of the spider that changed them.