The idea of a blended family or the combination of their two very different worlds is also a theme. Since they are from different fictional universes, how their worlds collide and co - exist when they are having a baby together can make for some really creative fanfiction. This could involve how they decorate the nursery with elements from both the Scottish and Viking cultures, or how they teach their child about both of their heritages.
Another theme could be the relationship dynamics. Their relationship might grow stronger as they face this new chapter together. There could also be some conflict, perhaps from their families or the different cultures they come from in their respective movies. Maybe Merida's family has certain expectations, and Hiccup's Viking tribe has its own ideas about pregnancy and family.
Adventure is also a big theme. Since both characters are known for their adventurous spirits in their respective movies. Fanfictions often involve them going on quests or facing challenges together, which strengthens their bond and love for each other. For example, they might team up to fight a common enemy or explore a new, mysterious land.
Romance is also a big theme. Writers love to explore how their relationship develops, from the initial meeting where they might be a bit wary of each other, to gradually falling in love as they discover each other's strengths and similarities. For example, they both have a strong sense of independence and a love for their respective homes.
One common theme is adventure. Since both Hiccup and Merida are adventurous characters, fanfics often put them in exciting situations like exploring new lands or facing mythical creatures.
One common theme could be adventure. Since both Hiccup and Merida are known for their adventurous spirits in their respective movies. They might go on quests together in the fanfiction.
You can try searching on fanfiction platforms like Archive of Our Own (AO3) or FanFiction.net. Just type in 'Merida and Hiccup pregnant' in the search bar, and it should show relevant fanfictions if there are any.
Another fanfiction could start with Merida getting lost in the Viking lands. Hiccup finds her and at first, they have a bit of a misunderstanding because of their different cultures. But as they spend time together, Hiccup helps Merida understand the ways of the Vikings and Merida teaches Hiccup some of her own skills, like how to better track in the forest. Eventually, they become good friends and help each other out in various adventures in the Viking world.
Well, it could be a story where Hiccup and Merida are from different kingdoms or tribes. They meet by chance, perhaps during a diplomatic event. Their initial interactions are filled with misunderstandings because of their different cultures. But as they get to know each other better, they start to see the good in one another. And then, the kiss could be a moment of realization of their deepening feelings, a moment that bridges the gap between their two worlds.
They might start off as rivals. Merida is used to being independent and in charge, and Hiccup has his own leadership style with the dragons. But as they get to know each other, they realize they can work together. For instance, they could go on a quest to find a magical item that is said to bring peace to both their lands.
One common theme could be the challenges the character faces during pregnancy. This might include dealing with her own fears and insecurities, as well as how others around her react to the news.
One common theme is the anticipation and excitement of becoming parents. They are often shown discussing baby names, planning for the future of their family.