One popular theme is the adventure theme. Male Byleth embarking on heroic quests, facing challenges, and growing as a character during these adventures.
A common theme is the power dynamic. Given their roles in the game, their relationship can be explored in terms of how power affects their connection. Another theme is loyalty. Byleth's loyalty to Edelgard or vice versa can be a central aspect of the story.
You can try some popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfictions, and you can simply search for'male Byleth' in the search bar to find relevant works.
Some fanfictions might focus on their relationship during the events of the game. For example, a story could be about how male Byleth helps Edelgard through her struggles and they gradually develop a deep bond. Others might be AU (alternate universe) stories, like a modern - day setting where they meet in a college or something similar. It really depends on what kind of story you're interested in.
Byleth's back story involves a complex web of family ties and mysterious origins. They were born into a significant role with hidden powers and a destiny yet to be fully revealed.
Friendship is another theme. They start as acquaintances or teacher - student in the game context, and in fanfics, their friendship blossoms. It could be through shared hobbies like reading or gardening, which is often explored in the fanfics.
One great fanfiction could be 'A Bond Beyond War'. It beautifully depicts the relationship between female Byleth and Dimitri as they navigate the challenges of war and politics together. Their interactions are filled with a mix of loyalty, friendship and a budding romance.
One characteristic that is often in 'female byleth fanfic' is her adaptability. She has to deal with various situations in different fanfics, from political intrigue to unexpected magical events, and she always manages to adapt and find a solution. Her compassion is also shown in some fanfics, especially towards those in need or those who are suffering.
Another theme is leadership. Edelgard as an emperor - to - be and Byleth as a teacher - turned - ally often have to lead together. They face the challenges of ruling and guiding their people, like in the fanfic 'Guiding Fódlan'.
The theme of growth is also prevalent. Both characters grow as individuals and as a couple (if it's a romantic story). The female Byleth might grow in her understanding of the world around her, while Dimitri grows in his leadership skills and emotional stability, all while their relationship develops and deepens over the course of the story.