One common theme is the exploration of forbidden love. Since they are both male characters in the South Park universe, their relationship might be seen as unconventional by some in the fictional setting. Another theme could be the power dynamics, like Kenny being more street - smart and Butters being a bit more sheltered, so there can be a play on who has more influence in the relationship.
I'm not sure of specific titles off - hand, but often fanfiction communities on Tumblr might also have some great Kenny x Butters yaoi stories shared. You can look through relevant tags like #KennyButtersYaoi or #SouthParkYaoi. There could be some really creative takes on their relationship, maybe with different AU (alternate universe) scenarios like a fantasy world or a modern - day coffee shop AU.
I'm not entirely sure what specific 'kenny x butters lemon fanfiction' you're referring to. However, in general, such fanfiction might explore the relationship between Kenny and Butters in a unique way. It could involve their friendship, adventures they go on together, or how they support each other in the South Park universe.
One possible aspect of Kenny x Butters fanfiction could be their unique friendship dynamics in the South Park universe. Their different personalities, Kenny's more mysterious and often unlucky nature compared to Butters' naivete, can create interesting storylines. Writers might explore how they support each other through the crazy adventures in South Park.
A common theme in Butters x Kenny fanfiction is growth. Since they both have distinct personalities, fanfictions might show how they help each other grow. For example, Butters could learn to be more assertive from Kenny, and Kenny could learn to be more empathetic from Butters. Also, humor is a big part of it. Given South Park's nature, the fanfictions usually have a lot of comical situations involving the two characters.
One common theme could be friendship evolving into something more. They might have adventures together and through those shared experiences, their bond deepens in the fanfiction.
You can try fanfiction.net. It has a large collection of South Park fanfictions, including those about Butters and Kenny. Just use the search bar and type in 'Butters x Kenny' to find relevant stories.
There's a fanfiction titled 'Butters and Kenny: A Different Kind of South Park'. This story delves into a world where Butters and Kenny have to face challenges together that force them to rely on each other and in the process, their relationship deepens in unexpected ways. It's really interesting to see how the author develops their characters in this new scenario.
You can expect a lot of character exploration. Since Kenny and Butters are both complex characters in their own ways. Kenny with his multiple deaths and resurrections and Butters with his strict family life. Their relationship in fanfiction can bring out new aspects of these characters.
Another common theme is growth. Their relationship can be a catalyst for their individual growth. For example, Butters might become more confident through his interactions with Kenny, and Kenny might become more empathetic towards Butters. This is often shown in fanfics through different story arcs.