Often, there could be themes related to the support system around Stiles. His friends and family might play important roles in helping him through the pregnancy journey. It could also show how his relationships change during this time, like with his partner or other important characters in the story.
Another theme could be the self - discovery aspect for Stiles. The experience of pregnancy, even if it's in a fictional context, can make him reevaluate his life goals, his sense of responsibility, and his identity. It might also explore how he deals with the physical and emotional changes that come with pregnancy, even if it's not a typical male pregnancy in the real world but in the world of the fanfic.
One common theme could be the challenges and joys of impending parenthood. Stiles might face difficulties in preparing for the baby while dealing with his own life situations.
Another theme is the fear and excitement of the impending parenthood for both Sterek. Stiles may have his own insecurities about being a good parent, and Derek has to support him through that. It's often about their journey together in facing this new chapter in life. For example, in some fanfics, they deal with how to prepare for the baby, like getting a nursery ready. Also, there's often the theme of acceptance from their friends and family, which can be a source of both conflict and support in the stories.
One common theme is the adjustment of relationships. When Stiles is pregnant, his relationships with friends, family, and potential romantic partners often change significantly. For example, his friends might become more protective or some might struggle to accept the situation at first.
Supernatural elements are also very common. Since the show is about the supernatural, fanfics usually include things like werewolves, witches, and other magical creatures. Stiles' interaction with these elements is always interesting to read about.
One common theme is the exploration of femininity. Since Stiles is usually male in the original, making her female and pregnant allows for a deep dive into female experiences. Another theme is family, like how the new baby will change the family dynamic within the pack.
One common theme could be the challenges of impending motherhood. It might explore how the female Stiles deals with the physical and emotional changes. Another theme could be the reaction of the people around her, like friends and family.
The theme of self - discovery is also prevalent. Malia and Stiles often discover new things about themselves through the experience of the pregnancy. They learn more about their love for each other and their capabilities as future parents. It's a journey of growth for both of them on an individual level as well as a couple.
One common theme is power. Since Stiles is an alpha, the story often explores how he wields his power, whether it's for good or to face his enemies. Another theme is loyalty. His friends' loyalty to him and vice versa is usually a big part of the story.
One common theme is the relationship between the cheerleader and Stiles. It often involves a budding romance or a strong friendship.
One common theme is protection. Since Stiles is in a baby form, other characters often have to protect him from the various dangers in the supernatural world. Another theme is cuteness. Writers usually focus on the adorable things baby Stiles does like his little giggles or how he toddles around.
There are often themes related to empowerment. Fem Stiles may be portrayed as breaking gender norms within the Teen Wolf universe. For example, she could be shown as being just as good or even better at solving mysteries or fighting supernatural threats. Friendship is also a big theme. How her relationships with the other characters, like Lydia or Allison, change or stay the same in a different gender context can be an interesting exploration. Sometimes, there are also themes related to family, especially how her relationship with her father might be different as a female.