The Asgardian princess in these fanfictions can bring a unique perspective to the Avengers. She has grown up in a different culture with different values and powers. Her character could be developed in a way that she challenges the Avengers' way of thinking. For instance, she might have a more ruthless approach to dealing with enemies based on Asgardian warfare traditions, which could cause some conflict within the team at first but ultimately lead to their growth.
One popular type of fanfiction in this category might involve the sister of Thor or Loki, who is a princess of Asgard, interacting with the Avengers. For example, she could be a powerful magic - user and help the Avengers in their battles against new threats. There are many fanfiction platforms like Archive of Our Own where you can search for such stories using relevant tags like 'Asgard princess' and 'Avengers' to find some great reads.
A common plotline is the Asgardian princess sister coming to Earth to seek help from the Avengers. Maybe Asgard is under some sort of threat, like a new powerful enemy has emerged, and she believes the Avengers can assist. Another plotline could be her being exiled from Asgard and finding a new home and purpose with the Avengers.
One possible story could be about how this Avenger, as the Princess of Asgard, uses her Asgardian powers and knowledge to help the Avengers in a battle against a powerful new enemy. For example, she might be able to call upon the Bifrost to quickly transport the team to different locations during the fight.
Well, 'Sister Among the Avengers' is worth checking out. The story focuses on how the sister, with her own set of skills and a different perspective, changes the way the Avengers operate. It has a lot of great action scenes and emotional moments as she struggles to find her place within the group.
You can start by looking on fanfiction websites like Archive of Our Own (AO3) or FanFiction.net. These platforms have a vast collection of Avengers fanfiction that might involve Asgard. Just use the search function on the site and type in relevant keywords like 'Asgard' and 'Avengers' to narrow down your results.
In fanfiction, if the Avengers go to Asgard, there could be a big clash at first. The Asgardians are proud warriors and the Avengers have their own ways. But then they might team up to face a common threat. For example, a powerful dark magic user could be targeting both Earth and Asgard. The Avengers with their diverse skills and the Asgardians with their magic and strength could form an unbeatable alliance.
One reason could be that they see Loki as a victim of circumstances. Maybe they've come to understand that his actions were often influenced by forces beyond his control, like Thanos' manipulations. So they decide to defend him in Asgard.
It could involve her journey to Earth to join the Avengers. Maybe she was sent as an emissary from Asgard to help Earth in its time of need. This would be an interesting start as she'd have to adjust to Earth's customs and the different personalities of the Avengers.
Probably Heimdall. He guards the Bifrost, the Rainbow Bridge that leads to Asgard. He has the ability to see all, so he'd be the first to spot the Avengers coming. And he's not one to let just anyone pass without a bit of interrogation.
One great 'harry potter asgard fanfiction' story is 'The Potter of Asgard'. In this fic, Harry Potter is magically transported to Asgard and has to adapt to the new world while still having his Hogwarts - trained magic skills. Another is 'Potter in Asgard's Realm' which focuses on how Harry's presence disrupts the power balance in Asgard.
One possible fanfiction could be about Natasha's sister joining the Avengers. Maybe she has some unique powers like the ability to control minds on a small scale. She could start as a bit of an outcast, but as the story progresses, she earns the respect of the team through her courage in battles.