Another theme is his isolation. As he delves into his dark side, he may push away those who care about him. This isolation can be both a cause and an effect of his darkening. He might feel that no one understands him and his internal struggles, so he further isolates himself, which only makes his dark side stronger.
One possible aspect of the 'Jack Frost Dark Side' in fanfiction could be his struggle with his powers. He might be tempted to use them for self - gain or revenge. For example, in some fanfictions, he could be frustrated with how humans treat winter and decide to make it harsher than it should be, causing chaos and destruction.
One common theme is friendship. Despite their differences, they often come to trust and rely on each other. Another is power. How their unique powers interact and complement each other is often explored.
Another theme is the power of nature gone awry. Jack Frost, who is usually a part of nature's cycle, becomes a force of destruction in these dark stories. He might overstep his normal role and bring excessive ice and snow, causing chaos. For instance, he could freeze rivers and lakes so solid that the fish die and the water supply for villages is cut off, disrupting the balance of nature.
Belonging is another important theme. Jack, who is often seen as an outcast in the spirit world, finds a sense of belonging with Jamie. And for Jamie, he feels like he belongs to a more magical and special world when he is with Jack. This mutual feeling of belonging strengthens their relationship and is a key aspect in many of the fanfictions about them.
One common theme is adaptability. Jack Frost has to learn to adapt to his blindness, like finding new ways to use his powers. For example, he might use the sound of his ice forming to sense his surroundings better.
One common theme is the struggle between different natures. Jack Frost, with his cold and somewhat pure nature, has to deal with the dark and often violent nature of vampires. For example, in many fanfics, he has to fight against the urge to give in to the vampire's bloodlust.
One common theme is the exploration of their powers. Since both have powers related to ice and snow, fanfictions often delve into how their powers can combine or contrast. Another theme is friendship or romance. Many writers like to imagine them as friends or lovers.
Friendship is also a big theme. Jack often forms new friendships in crossover fanfiction. When he meets characters from other universes, they learn to work together and understand each other. This theme helps to bring different worlds together in a positive way.
Another theme is isolation. As a vampire, Jack Frost is often set apart from other beings. He may be shunned by his former friends or the beings of the winter realm. This isolation can lead to self - discovery and him finding new allies or a new purpose in his 'undead' life. For example, in some fanfictions, he befriends other outcasts in the supernatural world.
One common theme could be friendship. Since they are both unique characters, exploring how they become friends can be interesting. Another might be adventure, as both are often associated with exciting tales in their original stories.