Tony could be the team captain. As the captain, he has a special bond with the team members and might want to do something special to boost their morale. He would know what kind of surprises would really make an impact on them.
Perhaps Tony surprises the team by getting them all new equipment. He noticed that the old ones were a bit worn out. He spends a lot of time researching the best stuff for each member and then presents it to them all at once. It could also be that he arranges a special training session with a world - famous coach without them knowing in advance.
A really cool 'Avengers Team Tony Fanfiction' is 'Iron Heart of the Avengers'. In this story, Tony has to face a new, powerful enemy while also dealing with his own self - doubts and the trust issues within the team. There's also 'Tony Stark: The Unseen Avenger' where he takes on a more behind - the - scenes role but is still crucial to the team's success. 'The Genius of Tony in the Avengers' is a story that really emphasizes Tony's intelligence and how it benefits the Avengers in unexpected ways.
You can start by looking on Archive of Our Own (AO3). It has a large collection of fanfictions, including many centered around the Avengers team with a focus on Tony. Fanfiction.net is also a great place to search. There are numerous categories and tags you can use to narrow down your search specifically to Tony - related Avengers fanfictions.
It could bring them closer. By reading and discussing Tony fanfiction, they'll be focusing on a common interest related to one of their own. This shared experience can enhance their sense of unity.
In some fanfictions, Tony might be kicked out of the Avengers because of a conflict in leadership styles. Maybe his high - tech and sometimes risky solutions don't sit well with other members who prefer more traditional or cautious approaches. For example, if a mission goes wrong due to one of his untested inventions, the team could lose faith in his decision - making abilities.
Yes, there are likely fanfictions out there with such a plot. Fanfiction writers often explore different dark and angsty scenarios for their favorite characters. However, I can't specifically point you to one as there are countless fanfictions in the Avengers fandom.
Maybe it's his wealth. His vast wealth can create a sense of inequality within the team. Some Avengers might feel that he uses his money to overshadow them or make decisions based on his financial power rather than the best interests of the group. Also, his high - tech gadgets and suits might make other members feel inferior or left out.