Romance is also a common theme. The relationship between the reader and Luna can range from a deep friendship to a full - blown romantic relationship. Writers often play with the idea of how a normal person (the reader) can connect with such a powerful and majestic character like Luna, exploring the emotions and challenges that come with it.
Another theme is redemption and guidance. Luna has a past she's trying to overcome, and in many fanfics, she helps the reader while also finding her own path to redemption. It's about two characters growing together in different ways. For example, in some stories, the reader might be lost in Equestria and Luna guides them, while at the same time, the reader's presence helps Luna face her inner demons.
The theme of redemption can also be present. If Supernova is initially a character with some flaws or has made mistakes in the past, the fanfic might show how Luna helps Supernova to redeem themselves. This can create a deep and meaningful story arc, as Supernova grows and changes throughout the course of the fanfic.
One common theme is friendship. Given that Discord has a complex personality and Luna is a princess, their friendship development is often explored. For example, how they learn to trust and rely on each other.
One common theme is friendship. Just like in the original MLP series, the male reader often forms strong bonds with the ponies. For example, they might help Twilight Sparkle with her magic studies or go on adventures with Rainbow Dash.
One common theme is acceptance. Since changelings are often seen as different in the MLP universe, the fanfics usually focus on the female changeling being accepted by the reader. Another theme is transformation, not just in the literal sense of the changeling's ability but also in terms of personal growth for both characters.
There's also 'Luna's Guided Path'. This fanfic focuses on how Luna helps the reader through various challenges in Equestria. It shows Luna's wisdom and the special bond that forms between her and the reader over time. The descriptions of the Equestrian landscapes are quite vivid too.
Another theme is friendship. Even as a baby, Luna is shown forming bonds with other ponies or characters, like how she might interact with her sister Celestia in a more innocent and playful way. And these interactions help shape her future relationships. For example, in some fanfics, her early experiences with friendship teach her important values that she carries into her later life.
A common theme is friendship. Despite their different personalities, they often end up becoming friends in fanfics. Another theme is magic. Since both are associated with magic in the My Little Pony world, their magical abilities are often explored. For example, they might combine their magic to defeat a common enemy.
A common theme is identity. Since Luna is in a human form, she often has to grapple with who she is now compared to her pony self. Another theme is acceptance, both her accepting her new human form and the humans around her accepting this strange new being in their midst.
Redemption is a very common theme. Luna often has to prove herself after her return, making up for her past actions. For example, in many fanfics, she tries to regain the trust of the ponies in Equestria.
One common theme is friendship. Since Spike and Luna are from different parts of Equestrian society, their friendship can be explored in many ways. For example, how they bridge the gap between a young dragon and a princess of the night.