In some fanfics, the basilisk can be a source of great power for Harry. He might absorb some of its magic or gain a special ability after a close encounter with it.
It could play a major role as a plot device. For example, it might be a key ingredient in a potion that can cure a deadly disease in the wizarding world.
In some fanfictions, basilisk eyes can be a source of dark magic. They might be used by dark wizards to cast powerful and malevolent spells. For example, a dark wizard could use the basilisk eyes to create a fear - inducing spell that spreads across Hogwarts.
In some Harry Potter fanfiction, the basilisk auction at Gringotts could be a very dangerous and illegal affair. It might involve dark wizards trying to obtain the basilisk for its powerful and deadly abilities, like its petrifying gaze. Maybe it's a way for the author to explore the seedy underworld of the wizarding world where such dangerous magical creatures are traded on the black market.
Candy often serves as a plot device in Harry Potter fanfics. It can be used to create magical situations. For instance, a character might accidentally eat a mislabeled candy that gives them an unexpected power for a short time.
They often make the Basilisk a more complex character. Instead of just a monster, she could be a protector in some fanfics. For example, protecting a hidden area in Hogwarts.
They can be a source of mystery. Writers might use the basilisk eyes to hide secrets. For instance, there could be a hidden message that can only be seen when looking into the basilisk eyes under a certain magical condition in a fanfic.
It could play a role as a marker of destiny. For example, the character with the snake tattoo is fated to defeat a certain dark force. The tattoo might glow or tingle when they are close to something related to their destiny, like a magical item that will help them in their quest. This way, it acts as a guide throughout the story.
Dragon blood can play a very important role in 'Harry Potter' fanfics. It could be used as a key ingredient in a powerful spell or potion. For example, it might be a necessary component in a spell that can break powerful curses.
The Hufflepuff house often plays a role of loyalty and friendship in fanfic. Hufflepuff characters are usually depicted as the ones who will stand by their friends no matter what. For example, they might be the ones to support Harry and his friends during tough times, even if it goes against the mainstream in the wizarding world.
Fair Fortune can play the role of a guiding light. It can lead characters to make the right decisions. For example, if a character is at a crossroads, Fair Fortune might nudge them in the direction that will benefit them in the long run.