One common theme is friendship. Many fanfictions focus on how Clay and Zack become friends and support each other through various difficulties.
One common theme is dealing with mental health. Both characters have their own struggles, and in fanfics, they can either support each other through those or find new ways to cope. Also, the theme of self - discovery is often present. As they interact, they learn more about themselves, like their true values and what they really want in life.
One common theme is unrequited love. Since their relationship in the original game is not fully explored, fanfictions often play with the idea that one of them has feelings that the other is unaware of at first. Another theme is redemption. Zack might be seen as trying to redeem himself in Tifa's eyes in some stories.
One common theme is friendship. Many stories explore how Zack and Lightning become friends and support each other through different situations. Another theme could be growth. They might grow as individuals while being in each other's company. For instance, Zack might become more patient because of Lightning, and Lightning might become more outgoing because of Zack.
One common theme is friendship. Since they are characters from the same story world, many fanfictions explore how their friendship develops and deepens over time. Another theme could be adventure. They might go on quests together in the fanfictions.
One common theme is friendship. Many fanfictions focus on how Tony and Clay build a strong friendship, often starting from a rough or hesitant beginning.
Another common theme is adventure. They often go on adventures together, like exploring a mysterious forest or an abandoned building. This allows for the development of their relationship as they face challenges and rely on each other. It also adds an element of excitement to the story.
Growth is also a prevalent theme. Clay and Jack usually start with certain flaws or insecurities, and through their relationship and the events in the story, they grow as individuals. This could be in terms of becoming more confident, learning to trust others more, or developing new skills. It's a great way to show character development within the context of their relationship in the fanfiction.
Adventure is a common theme. Since Zack is often associated with action - packed situations, the OC might get involved in his adventures.
In Zack x Cloud fanfiction, one common theme could be the journey of self - discovery for both characters within the context of their relationship. Since they both have complex backstories in the Final Fantasy universe, their growth and how they support each other could be a big part of the story. And the 'lemon' aspect might add a layer of passion and physical intimacy exploration to their relationship.
One popular Clay x Zack fanfiction is 'The Bond Between Them'. It beautifully explores their relationship and the adventures they go through together. The story is filled with great character development and emotional moments.