Often, there are themes related to identity. The OC might be from a different world or background compared to Toffee, and the fanfiction could explore how they come to terms with each other's identities. There could also be themes of adventure, as they might go on quests or face challenges together, which would further develop their relationship and test their characters.
One common theme could be power dynamics. Since Toffee is a rather powerful character in Svtfoe, exploring how an original character (OC) interacts with his power can be interesting. For example, the OC might be in awe of his power or might try to resist it.
Power is a common theme. Since Toffee has a lot of power and a complex relationship with it, many fanfictions explore how he uses or misuses his power. For example, some stories show him trying to regain his lost power in different ways.
One common theme is adventure. Writers often create scenarios where the OC and Toffee embark on some sort of journey together, facing challenges along the way. Another theme could be romance. Since it's a pairing, there are often stories exploring the relationship between the two characters in a romantic light.
I'm not sure about specific 'svtfoe toffee x oc fanfiction' stories off - hand. You could try searching on fanfiction - dedicated websites like Archive of Our Own. They usually have a wide range of fan - created content, and you might be able to find some interesting 'svtfoe toffee x oc' stories there.
The appeal lies in the unique relationship between Toffee and the reader. It allows readers to insert themselves into the SVTFOE universe and interact with such an interesting character as Toffee.
One common theme is the power struggle. Given Toffee's history and his power, and Star's own magical abilities, many fanfictions play around with how they deal with power dynamics in their relationship.
Redemption is also a big theme. Given Toffee's actions in the original series, a lot of fanfictions explore the idea of him seeking redemption, especially in relation to Star. It often involves him trying to make amends for his past deeds and Star's reaction to that.
One common theme is the exploration of power dynamics. Since Toffee is often depicted as a powerful character, the fanfiction might explore how the reader character interacts with that power.
I'm not sure about specific 'SVTFOE Toffee x Reader' fanfictions off the top of my head. But you could also check out Archive of Our Own (AO3). It has a large collection of fan - made stories. Look for the SVTFOE fandom section and then narrow it down to Toffee x Reader stories. Some might be really well - written and engaging.
Love and acceptance are very common themes. Since Tom has his own issues in the show, a lot of fanfiction focuses on how the reader can accept him for who he is and vice versa. They often explore how their love can grow despite the differences.
One common theme is redemption. Tom often has to prove himself worthy of Star's love, especially considering his past actions. Another theme is the power of love to overcome differences. Since they come from different backgrounds, their relationship shows how love can bridge those gaps.