For 'avengers multi crossover fanfiction', consider a crossover with the Jurassic Park world. The Avengers have to deal with dinosaurs running loose in a modern city. Hulk could have some interesting interactions with the T - Rex. Also, a crossover with the Transformers universe would be cool. The Avengers and the Autobots could form an alliance to protect Earth from Decepticons and other villains that威胁 both their worlds.
One idea could be a crossover with the Harry Potter universe. The Avengers could visit Hogwarts and interact with the wizards. Maybe Iron Man tries to understand and even improve their magic technology. Another could be a crossover with the Star Wars galaxy. The Avengers team up with the Jedi to fight against a common threat like Thanos and the Sith Lords combined.
Well, a great plot for 'avengers multi crossover fanfiction' might involve a crossover with the Lord of the Rings world. Picture Captain America leading the charge against the orcs alongside Aragorn. Or perhaps Thor and Gandalf having a meeting of the minds, discussing their powers and how they can use them to fight evil. It could also be interesting to cross over with the DC universe, where the Avengers and the Justice League have to figure out how to work together despite their differences.
One idea could be Naruto being transported to a different universe where he meets characters from other series in a harem situation. For example, he could end up in a world with characters from Fairy Tail and form relationships with some of the female mages there. Another could be a time - travel plot where Naruto goes back in time and changes events, leading to a different harem dynamic with characters like Hinata, Sakura, and new characters from a crossover world.
A plot could involve the Avengers trying to understand the Flash's powers. Tony Stark might be especially intrigued and try to create technology to mimic the speed force. Meanwhile, the Flash could be in awe of the Avengers' different abilities and learn new ways to use his speed from them. For example, he could learn combat strategies from Captain America or how to better control his powers from Doctor Strange. And then they all have to face a threat that only their combined powers can defeat, like a cosmic entity that is draining the life force of both their universes.
One idea could be that the Eternals' powers are needed to defeat a new, extremely powerful villain that the Avengers alone can't handle. For example, a cosmic entity that can manipulate time and space. The Eternals' long - lived knowledge and unique abilities would be crucial in formulating a battle plan.
Well, perhaps in the fanfiction, there could be a cultural exchange of sorts. The Eternals could introduce the Avengers to their long - lived and different ways of life. This might lead to some interesting character development, like Thor learning new forms of combat from an Eternal warrior. Also, the discovery of a hidden connection between the two groups, such as a shared ancestry in some ancient, forgotten time, could be a great plot point.
Maybe the Avengers need the help of the witches from 'The Originals' to reverse a spell that an enemy has cast on Earth. Klaus and Loki could have some interesting interactions as two complex anti - heroes. The witches could use their magic to enhance the Avengers' weapons or powers in unique ways.
One idea could be a crossover with the Doctor Who universe. The Avengers could team up with the Doctor to fight a common enemy that threatens both their universes. Maybe Thanos somehow gets access to Time Lord technology and the combined forces have to figure out how to stop him from using it to rewrite all of reality.
A cool plot could be a race against time. There's a threat that will destroy the world in a matter of days. The Avengers and Defenders initially clash over how to handle it, but then realize they need to combine their resources. For example, Doctor Strange from the Defenders could use his magic to enhance Iron Man's technology for a more powerful weapon against the enemy.
One idea could be that Daredevil's enhanced senses are needed to track a villain who has a cloaking device that the Avengers' technology can't detect. Another could be Daredevil getting caught in the middle of an Avengers - villain battle in Hell's Kitchen and having to team up with them to protect his neighborhood. Or perhaps Daredevil's legal knowledge helps the Avengers deal with the political fallout of one of their big battles.
One idea could be Deadpool trying to join the Avengers in his own wacky way. He might show up unannounced at the Avengers Tower, causing chaos and confusion among the team members. Another plot could involve Deadpool being hired by a villain to disrupt the Avengers, but then he has a change of heart halfway through. Or perhaps Deadpool accidentally travels to an alternate universe where the Avengers are very different, and he has to find a way to get back while also dealing with this strange new team.
One idea could be that the Avengers are somehow transported to the MHA universe. They have to deal with quirks while also trying to find a way back home. Maybe they team up with the students at UA to fight a common villain who has a power that combines both advanced technology and a powerful quirk.