One popular theme is 'enemies to lovers'. Given their initial differences and clashes in the MCU, many fanfictions explore how they can overcome those obstacles and fall in love. For example, in some fics, they start off at odds during a mission but gradually realize their feelings for each other.
One common theme is friendship. Many fanfictions explore how Tony and Steve can move past their initial animosity and form a deep and meaningful friendship. Another theme is sacrifice, as they are often put in situations where they have to sacrifice something for the other's sake or for the greater good.
One popular theme is friendship turned into something more. Maybe they start off as comrades but then develop deeper feelings for each other. Another theme could be them working through their differences. Since they have different personalities and approaches in the original stories, fanfictions often explore how they overcome these differences.
Another theme is the reaction of the Avengers family. Usually, in these fanfictions, their friends either support them wholeheartedly or there are some conflicts within the group regarding this unexpected situation. For example, some may worry about how it will affect their superhero duties. And finally, there's the theme of protection. Protecting the unborn child from various threats, whether it's from villains or just the public's prying eyes, is often a central part of the story.
One common theme is the exploration of their relationship dynamics. With Tony being pregnant, it often shows how Steve steps up and becomes more protective. Another theme is the reaction of their friends and the Avengers community.
Some popular themes include adventure, where Steve and the reader go on exciting quests together. Another is friendship turned to love, showing the development of their relationship from being just friends. And there's also the theme of self - discovery, where the reader might find new sides of themselves with Steve's help.
One common theme is reconciliation. Given their differences in the movies, many fanfictions focus on how they can make up and understand each other better. Another theme is friendship development. They start as colleagues in the Avengers and the stories might show how they become true friends. And of course, there are stories about them protecting each other in dangerous situations.
A common theme is friendship. Despite their differences, they always come back to being friends. For example, in many stories, they start off arguing but end up supporting each other.
Friendship and love are also big themes. The relationship between the three can range from deep platonic friendship to romantic love. In some fanfics, they struggle to define their feelings for each other. They support each other through tough times like battles and personal crises, which shows their strong bond.
Friendship is a very common theme. Despite their differences, they come together and form a strong bond. Another theme is redemption. For example, Bucky might be seeking redemption for his past actions, and Tony and Steve play a role in that process.
Another theme is the power of friendship turning into love. Since they start as comrades in the original stories, many fanfictions show the transition from that strong friendship to a romantic relationship, with all the complications and joys that come with it.