Another theme is a sort of forbidden love aspect. Given their professional positions in the Overwatch universe, some fanfictions explore the idea of them having to keep their relationship a secret. This adds an element of drama and tension to the stories.
One popular theme is the two of them working together during a difficult mission. Their different skills in healing and support combine in interesting ways in these stories.
One popular Mercy x Medic fanfiction might be those that explore their relationship in the context of a post - battle medical scenario. They could be working together to heal the wounded, and during this, their feelings for each other start to develop. For example, in some stories, Mercy might admire Medic's unorthodox but effective medical techniques, which draws her closer to him.
Some fanfics also focus on their role in the greater context of the game's universe. For example, how they might deal with the moral implications of their healing abilities during a war - like situation. It's not just about their relationship with each other, but also about their place in the world they inhabit.
You can try Archive of Our Own (AO3). It has a large collection of fanfictions including Medic x Mercy ones. Just use the search function and type in 'Medic x Mercy' to find relevant stories.
There's a fanfic titled 'A Shared Purpose' that delves into how Medic and Mercy might collaborate on a special research project. It shows their mutual respect and the potential for a deeper connection. It's a really engaging read as it combines their professional and personal sides.
You can start by looking on fanfiction - specific websites such as Archive of Our Own (AO3). It has a large collection of fanfictions, and you can use the search function to specifically look for Mercy x Medic stories. Then, you can sort the results by kudos or bookmarks, which usually indicate the popularity and quality of the stories.
One common theme is the idea of secrecy and hidden relationships. Given that Spy is all about secrecy in the game, and Medic has his own mysterious side, a lot of fanfictions explore how they would keep their relationship under wraps.
Some popular themes in TF2 Medic and Scout fanfiction include friendship development. The contrast between Medic's more serious and scientific nature and Scout's brash, energetic personality makes for interesting interactions as they learn to work together better. Another theme could be adventure, like them going on a mission together and facing various challenges in the TF2 universe. It could also involve themes of mentorship, with Medic perhaps teaching Scout some medical knowledge or Scout teaching Medic about his street - smart ways.
Friendship is also a big theme. Their relationship is usually shown as a deep friendship that might border on something more. They understand each other in ways that other team members might not. In some fanfictions, they are the only ones who can comfort each other after a tough battle or a difficult event at the base.
In heavy x medic fanfiction, a frequent theme is the exploration of their different personalities. Heavy's stoicism and Medic's eccentricity play off each other. There's also the theme of trust. They have to trust each other in dangerous situations. For example, in many stories, Heavy trusts Medic completely with his life during combat situations. And cooperation is another theme, as they work together in their team.
One common theme is the idea of healing. The Medic's role in the game naturally lends itself to this. He can heal the Sniper both physically and sometimes metaphorically, like healing emotional wounds.