One common theme is friendship. Many fanfics focus on how the OC forms a unique friendship with Sheldon, often despite his difficult personality. Another theme is growth. The OC can be a catalyst for Sheldon to grow and change in some way, like becoming more empathetic.
Conflict is also a common theme. Since Sheldon has such a distinct personality, there are often conflicts between him and the OC at first. But then, through communication and understanding, they resolve the conflict. And there's the theme of the OC fitting into the Big Bang Theory world. How does the OC interact with Sheldon's friends, like Leonard, Howard, and Raj? That's often explored in these fanfics. In some cases, the OC might even cause a shift in the group dynamics, which makes for an interesting read.
One common theme is intellectual connection. Since both Sheldon and Paige are likely to be highly intelligent characters, their shared love for knowledge and academic pursuits often forms the basis of the story.
One common theme is the exploration of their unlikely friendship. Since they have very different personalities in the show, fanfics might delve into how they interact and understand each other on a deeper level.
One common theme is friendship. Since there are three OCs, their relationships with each other often form a big part of the story, like in 'The Trio's Friendship' where they rely on each other through thick and thin.
One common theme is the growth of their relationship. Their friendship or potential romantic relationship evolving over time, with Penny helping Sheldon become more social and Sheldon introducing Penny to new intellectual concepts.
One common theme is the contrast between their personalities. Sheldon's highly logical and often socially awkward self against Bernadette's more down - to - earth and feisty nature. Another theme is friendship development. Fanfictions often explore how they become closer over time, despite their initial differences.
One common theme is friendship. Since they are such different characters in the show, it's fascinating to see how fanfiction writers develop their friendship. For example, Penny might teach Sheldon about social norms while Sheldon might introduce Penny to some scientific concepts in a fun way.
One common theme is the growth of their relationship. Writers often explore how Penny and Sheldon move from being just neighbors and friends to something more. Another theme is the clash of their different worlds. Penny, the actress, and Sheldon, the scientist, have very different lifestyles and interests, and fanfictions often play with how they navigate these differences.
One common theme is self - discovery. The OCs often start out not fully understanding their place or abilities in the Vanguard world and go on a journey to figure it out. For example, in many fanfics, an OC might think they are just an ordinary member but then find out they have a special power or role.
One common theme is redemption. Often, the OC will play a role in Azula's journey towards redemption, like helping her deal with her past traumas or changing her view of the world.
One common theme is redemption. Writers often explore how Negan can redeem himself through his interactions with original characters. Another theme is power struggle. Since Negan is a character associated with power, his relationship with an OC in terms of who holds the power in different situations is often explored.