It adds a new dimension. By introducing the harem concept, it explores different types of relationships. In the traditional Star Wars, relationships are more straightforward. But in harem fiction, it can show how a character deals with multiple romantic or platonic bonds in the complex Star Wars universe.
In 'Star Wars harem fiction', it can also expand on the idea of power dynamics. In the Star Wars universe, power is a major theme. When a character has a harem, the power relationships between them become more complex. It could be that the harem members have different levels of influence or power within the group. This exploration of power within relationships is something that can contribute a great deal to the fan - fiction genre as a whole, making it more diverse and interesting for readers.
Well, 'Star Wars harem fiction' often takes minor or new characters and gives them a central role. This allows for more creative storytelling. For example, a character who was just a background figure in the official Star Wars can now have a detailed story of building a harem, which in turn can attract different types of readers to the fan - fiction genre. It also can bring in new ideas about the cultures in Star Wars, as different species in the harem may have their own cultural norms regarding relationships.