A lot of fanfictions deal with the idea of fate and destiny in their relationship. Given the nature of the game's story, it's natural for fans to explore how their meeting and partnership was meant to be. Some also touch on the theme of sacrifice, where one might be willing to sacrifice for the other in the face of danger.
The theme of trust is also very common. In many fanfictions, they start off not fully trusting each other, especially considering Robin's mysterious past in the game. But as the story progresses, they learn to trust one another completely, and this trust is what cements their relationship, whether it's a romantic or a very deep platonic one.
One common theme is loyalty. Both Robin and Chrom are loyal to their cause and to each other. In many fanfictions, this loyalty is what binds them together and helps their relationship grow. For example, they might stay by each other's side in the face of great danger.
Love and friendship are common themes. Their relationship often starts as comradeship and evolves into love. Another theme is loyalty, as they are loyal to each other and their cause. Destiny also plays a role, as in many fics they are seen as destined to be together.
Well, a frequent theme is the growth of their relationships. Starting from their initial meetings in the game's story, fanfics might show how their relationships evolve over time. There's also the theme of sacrifice, as they are all characters who would sacrifice for their friends and the greater good. And sometimes, there are themes of jealousy, especially when it comes to the romantic aspects between them.
One common theme is the struggle between light and dark. Chrom represents the light, being a noble leader, while Tharja is associated with dark magic. Their relationship often involves navigating this contrast. Another theme is unrequited love, as Tharja has feelings for Chrom which may or may not be reciprocated at first.
Love and loyalty are common themes. Cordelia's unwavering loyalty to Chrom is often explored, and how that loyalty turns into romantic love. Another theme is sacrifice. In the context of the game's world, they might be in situations where they have to sacrifice for each other or for their kingdom.
Another common theme is sacrifice. Many fanfics show either Chrom or Sumia being willing to sacrifice for the other. For example, one might be ready to put themselves in danger to save the other from harm. This shows the strength of their bond. Also, themes of leadership and support often come up. Chrom as a leader and Sumia as his partner, how she supports him in his leadership role and how he in turn supports her personal growth.
One common theme is loyalty. Chrom and Male Robin are often shown as being extremely loyal to each other, standing by one another through thick and thin. Another theme is friendship evolving into something more. They start as comrades in arms and gradually develop deeper feelings. For example, in many fanfictions, they support each other during difficult battles, which strengthens their bond.
One common theme is love and loyalty. Since they are often portrayed as a couple, their love for each other and loyalty in the face of danger is a big part. For example, in many fanfictions, they stay by each other's side during tough battles.
One common theme is the discovery of love. Since Robin and Anna are from different backgrounds in the game, their fanfictions often explore how they come to realize their feelings for each other. Another theme is adventure. They might go on quests together and their relationship deepens during these experiences. Also, loyalty is a theme. They support each other through various challenges in the fictional world.
One common theme is the power dynamic. Given Naga's divine status and Robin's role as a tactician. Another is the idea of sacrifice. Since both characters are often in situations where they might have to give something up for the greater good in the game's lore, this can be explored in fanfiction.