One common theme is trust. Since Red X is a rather mysterious character, Starfire often has to learn to trust him or not. For example, in many fanfics, they start off as distrustful of each other but gradually build trust as they face challenges together.
Another theme is redemption. Red X may be seen as a morally ambiguous character, and in fanfiction, Starfire can be the catalyst for his redemption. Like in stories where he turns from his more self - serving ways because of Starfire's influence. This theme gives a lot of depth to their relationship.
One common theme is the idea of forbidden love. Since Red X is often portrayed as an anti - hero or a villain - like character, their relationship with Starfire, who is a hero, can be seen as something that goes against the norm. Another theme could be the exploration of Starfire's more adventurous side. Maybe the kiss is a result of her being drawn to Red X's risky and unpredictable nature.
Another theme could be adventure. They are both characters often involved in action - packed scenarios. Fanfictions might put them on a joint mission where they develop feelings for each other along the way. For example, they might have to battle a new super - villain that threatens their city or world, and in the process, their relationship deepens.
Another theme is redemption. Red X is often a character who has room for growth and change. So, many fanfictions involve him trying to make up for his past wrongs and earn the respect of Starfire and Robin.
One common theme could be the struggle of Starfire against the challenges presented by Red X. It might involve themes of power imbalance, as Red X is often a more morally ambiguous character compared to Starfire. Another theme could be the exploration of Starfire's character growth as she faces this new and difficult situation.
A lot of fanfics might focus on a mission or adventure that they go on together. This gives the opportunity for them to bond and develop feelings for each other in the face of danger.
Love is a very common theme. Since they have a strong connection in the original series, fanfictions often explore their romantic relationship in more depth, like how they first fell in love or how they overcome relationship problems.
In Starfire pregnant fanfiction, family and friendship themes are also quite common. Her friends in the Titans might rally around her, showing different types of support. Some might offer practical help, while others give emotional support. There could also be themes related to the baby's future, like what kind of powers it might inherit, or how it will grow up in a world that is both human and alien - influenced. And of course, there could be themes of love and unity within the group as they all anticipate the new addition to their 'family'.
Love and romance are also quite prevalent. The stories may explore how Starfire and the OC fall in love, dealing with cultural differences (since Starfire is from another planet). There could be cute moments like Starfire teaching the OC about Tamaranian customs while the OC shows Starfire things about Earth culture.
A common theme is the overcoming of differences. Cyborg is part machine, and Starfire is an alien, so their relationship often involves learning to accept each other's unique qualities. Another theme is the idea of forbidden love, as they are teammates and there might be some rules or expectations within the Teen Titans group that could complicate their relationship.
One common theme is the exploration of their contrasting personalities. Starfire is often seen as more outgoing and positive, while Raven is more reserved and brooding. Fanfics usually play with how they overcome these differences.