Power and growth are common themes. The slayer usually starts with a certain level of power and has to grow stronger. For example, in many fanfictions, they learn new techniques to defeat stronger enemies.
One common trait is their determination. They are set on mastering their lightning dragon slayer magic and becoming stronger. They might practice day and night to improve their skills. Another trait is their loyalty to Fairy Tail. Even if they face difficulties or misunderstandings, they stay true to the guild. And they usually have some sort of mark or symbol related to lightning on their body, which could be a sign of their connection to the lightning dragon slayer magic.
A common theme is the battle between good and evil. The slayer is often seen as the hero fighting the 'evil' crystal dragons. Another theme is self - discovery. As the slayer faces different challenges, he often discovers new things about himself.
One common theme is family honor. The family often has a reputation to uphold as dragon slayers, and the characters strive to live up to that. Another theme is the power struggle. There might be competition among family members for who is the strongest or most skilled dragon slayer.
A common theme is power and its control. Sea Dragon Slayers often have to grapple with the immense power they possess. Another theme is friendship. They form strong bonds with other characters.
Another theme could be friendship. In the context of being a dragon slayer, Lucy's relationships with her friends, whether they are also slayers or just her regular comrades, are likely to be explored. Her friends might support her in her new role, or there could be some conflicts related to her new power. Usually, how these relationships evolve is an important part of the fanfiction.
Power and its consequences are also common. The water dragon slayer gains great power, but they also have to deal with the responsibility that comes with it. Sometimes, there are themes of sacrifice, where they have to give up something to save others or achieve their goals.
Well, a frequent theme is the discovery of new powers or abilities within Harry. Since dragon slaying is not part of his original Hogwarts curriculum, he has to figure out how to be effective. Also, the theme of friendship often plays a role. His friends may either support him or get involved in his dragon - slaying adventures. Additionally, there can be a theme of self - discovery as Harry finds out more about himself in this new and challenging role.
One common theme is power - up. Izuku gains the abilities of a dragon slayer, which makes him much stronger. Another theme is the exploration of a new identity. He has to figure out how to be both a hero - in - training and a dragon slayer.
One common theme is power - up. Naruto gets new abilities related to dragon slaying. Another could be friendship, like how Naruto's relationships change when he enters the dragon slayer world.
One common theme is the clash of different worlds. The dragon slayer usually comes from a different setting than RWBY, so there's often a lot of exploration of how their cultures and abilities differ. For example, the dragon slayer might have a more brute - force approach compared to the RWBY characters who rely on their unique weapons and semblances.