A theme that might pop up is the exploration of the divine realm. Since both are related to the higher powers in the Dragon Ball world, fanfics could take readers on a journey through the intricacies of that realm, with Beerus and Shin as guides. Also, there could be a theme of trust - building, as they learn to trust one another more and more throughout the story.
One common theme could be friendship. Given their different roles in the Dragon Ball universe, a fanfic might explore how they become friends and support each other. Another theme could be power and respect, as they both hold significant power in their own ways.
One common theme is power dynamics. Since Beerus is a powerful deity and Shin is also a significant figure, their relationship in terms of who has more power or influence can be explored. Another is cooperation, like them working together to solve a problem in the Dragon Ball universe.
One common theme is their friendship. Since Whis is Beerus' attendant, many fanfics explore their bond, like how Whis always looks out for Beerus and the loyalty between them.
Adventure is also a popular theme. They might embark on quests together in many fanfics. For example, in some stories, they are on a journey to save their world or discover something important. It's exciting to see how they work together during these adventures.
One common theme could be friendship. Given their relationship in the original work, many fanfics might explore how their friendship develops further. Another theme could be cooperation, like they team up to face a certain challenge.
Love is a very common theme. It could be a slow - burning love or a sudden, intense attraction between Ayano and Shin. Another common theme is self - discovery. As they interact, both characters often learn more about themselves.
One common theme could be the exploration of their relationship. It might focus on how they first meet and the initial attraction between them. Another theme could be the challenges they face as a couple, like dealing with outside forces or misunderstandings.
Adventure could be another theme. If they are characters in a particular fictional world, fanfic authors may create stories where they embark on adventures together, facing challenges and growing closer through their experiences. In some cases, there could be themes of self - discovery as well. As they interact, they might learn more about themselves and their own capabilities.
I'm not sure of specific 'beerus x shin fanfic' titles off the top of my head. But often, these types of fanfics explore the power dynamics between them. Maybe one where Beerus has to protect Shin from a new threat, or they have a friendly competition to see who is better at a certain task within the Dragon Ball universe.
One of the main themes is the clash of cultures or personalities. Beerus has his own way of doing things as a god, and the OC usually comes from a different background. So, there's often a lot of friction at first. For example, in many stories, the OC might be more carefree while Beerus is more strict. Also, friendship or an unlikely alliance is a theme. As the story progresses, they often end up becoming friends or allies in some way.
Well, in many goku x beerus fanfiction, the theme of cultural exchange is quite common. Goku represents the Saiyan culture and Beerus the divine culture of the Gods of Destruction. Their exchanges can be really fascinating. Also, the theme of redemption can be found. For example, if Beerus has made some mistakes in the past, through his relationship with Goku, he might seek redemption. And of course, the theme of facing a common enemy together is prevalent. They combine their powers and strategies to take on threats that neither could face alone.