Well, 'Quicksilver in the Avengers' World' is a really interesting fanfiction. It starts with Quicksilver suddenly appearing in the middle of an Avengers' battle. His speed throws the enemies off balance as the Avengers are both surprised and impressed. There's also 'Avengers: Meeting Quicksilver'. This one delves into the relationships that form between Quicksilver and the individual Avengers. For example, his friendly banter with Iron Man about who is faster - Quicksilver's legs or Iron Man's suit. And 'The Arrival of Quicksilver to the Avengers' shows how Quicksilver's powers can be a game - changer for the team.
There are several notable 'Avengers meet Quicksilver' fanfictions. For instance, 'Quicksilver's Avenging Adventure' where he teams up with the Avengers to take on a powerful villain that none of them could face alone. The story details his interactions with Captain America, who is in awe of Quicksilver's speed. Another fanfiction is 'When Quicksilver Met the Avengers'. It explores the cultural differences between Quicksilver and the more Earth - bound Avengers. He comes from a different world and has different values, but they all learn to work together. 'Avengers' Encounter with Quicksilver' is also a great one. It focuses on the training sessions that Quicksilver has with the Avengers, especially with Black Widow, who tries to teach him some stealth skills despite his super - speed.
Fanfiction.net is also a good place to look. There are tons of fan - created stories, and by searching for 'Avengers meet Quicksilver', you should be able to come across some interesting reads. However, the quality can vary, so you might need to skim through a few to find the really good ones.
One popular 'Avengers meet Percabeth' fanfiction might be 'The Unlikely Alliance'. It often has exciting crossovers where the characters from the Avengers and Percabeth universes interact in unique ways, like facing a common enemy together.
There are quite a few on popular fanfiction platforms. 'Quicksilver's Painful Ordeal' is a notable one. It delves deep into his character when he is hurt, showing his vulnerability. The author does a great job of portraying his internal conflict as he tries to regain his strength and speed while dealing with the after - effects of his injury.
There's also 'When the Avengers Rescue Harry Potter'. Here, the Avengers, through some magical means, end up in the Harry Potter universe and immediately notice Harry's abuse. They use their powers and resources to protect him and show him a different kind of life, full of support and care.
There could be a fanfiction where Harry Potter, having the qualities of Quicksilver, uses his speed not just in combat or spell - casting but also in exploring the hidden secrets of Hogwarts. He might be able to zip through the secret passages and corridors so fast that he discovers things that no one else has. His quicksilver - like nature could also make him a bit of an enigma to his friends and foes alike, as they struggle to keep up with his pace both physically and mentally.
There's also a fanfiction where Magneto senses danger approaching Quicksilver during a battle. He quickly creates a magnetic field around Quicksilver to keep him safe. This story really delves into the father - son relationship between them, highlighting Magneto's instinct to protect his son.
One interesting 'Avengers meet Loki' fanfiction could be where Loki is actually forced to team up with the Avengers against a greater threat. Maybe a new, powerful enemy emerges that Loki realizes he can't defeat alone, and he has to use his wits and the Avengers' strength. In this story, there could be a lot of humorous exchanges as the Avengers are initially very suspicious of Loki.
In some fanfictions, Sigyn might be brought to Earth by accident and the Avengers initially mistake her for a threat. But as they get to know her, they realize she can be a great ally. For example, she could have the ability to heal some of the Avengers' wounds that normal medicine can't. And she might also introduce them to some Asgardian technology or magic that they can use in their future battles.
One interesting Quicksilver crossover fanfiction could be one where he crosses over with the X - Men and the Avengers in a time - travel adventure. It could involve him using his super - speed to fix some timeline glitches that are causing chaos between the two groups.
In some fanfictions, fem Harry Potter could end up training with the Avengers. Maybe Black Widow takes her under her wing to teach her combat skills, while Thor tries to understand the nature of her magic. This could lead to a lot of character development for fem Harry Potter as she learns new ways of fighting and the Avengers learn more about the magic that exists in her world. It would be a great blend of two very different universes.