There are also fanfictions that play with the idea of a power dynamic shift between them. Maybe one gains an upper hand over the other for a while, which changes the nature of their interactions. This can be due to a newfound power, a change in their masters' situations, or some external magical influence. It adds an interesting twist to their relationship and keeps the stories engaging.
A common theme is their rivalry. In the original Black Butler series, Sebastian and Claude are butlers with different motives, and this often translates into intense competition in fanfictions. They might compete for their masters' attention or for some powerful object.
In 'Black Butler Sebastian x Claude fanfic', one of the main themes is the exploration of their complex personalities. They are both mysterious and have their own motives. This is often explored in detail. Another theme is the idea of loyalty. Their loyalty to their masters can create interesting conflicts and situations. And a third common theme is the concept of the supernatural world they inhabit. The rules and hierarchies of the demon world are often part of the stories.
In Black Butler Claude x Sebastian fanfiction, a common theme is the exploration of their demonic natures. Writers often delve into how their demon instincts interact with their relationships. Also, themes of loyalty and betrayal are popular. For instance, what would make one of them betray their master for the other? It's all about the complex web of relationships and power dynamics that make these characters so interesting in fanfiction.
One popular theme is the power struggle between Sebastian and Claude. Since they are both highly capable butlers with their own motives, their clashes over protecting their masters or achieving their own goals make for exciting storylines. Another theme could be loyalty. Despite their devious natures, they show a form of loyalty to their respective masters, and exploring the limits and true nature of that loyalty in fanfiction can be really interesting.
Common themes in such fanfiction are often centered around the unorthodox bond between Alois and Claude. There's the theme of the supernatural, given that Claude is a demon. This adds an element of the unknown to their relationship. Manipulation is another big theme. Both characters are prone to manipulating each other for their own ends. And there's also the theme of identity, as Alois' past and his current self, and Claude's true demonic identity all play into how they interact within the fanfiction.
A common theme is rivalry. Since they are often at odds in the original source material, this is carried over into many fanfictions. They compete for power, influence, or the attention of a certain character.
Good fanfics in this category often have well - developed characters. They keep the core personalities of Claude and Sebastian intact. For instance, Sebastian's elegance and his unwavering loyalty to Ciel, and Claude's calculating nature. Also, a great fanfic would have a captivating plot. It could be a mystery that involves both of them, like a series of murders in the underworld that they have to solve together.
Some fanfics center around the idea of Sebastian and Claude teaming up, which is an interesting twist. Maybe there's a greater threat that they both realize they can't handle alone. This could be a powerful demon from their past or a new, more menacing entity. And then there are those that explore their backstories. How they became the demons they are, what events shaped them. These themes add depth to their characters in fanfic writing.
The dark and gothic atmosphere of the 'Black Butler' world is also a prevalent theme. Writers love to recreate and expand on the spooky and mysterious elements, like the supernatural occurrences and the Victorian - era setting.
Another theme is romance. Some fanfictions explore a romantic relationship between Female Claude and Sebastian. This can involve a slow - burn build - up of feelings, secret meetings, and the struggle to come to terms with their feelings in the context of their complex world.
Ciel Phantomhive is often paired with Sebastian. After all, he is Sebastian's master in the original series, and fanfictions like to explore their complex relationship further. Alois Trancy is frequently paired with Claude. Their relationship in the original show was quite intense, and fanfictions expand on that dynamic.