Often, there are themes of friendship and its power. Despite their differences, the fanfictions may explore how Mabel's friendship could influence Bill. Also, the theme of the unexpected can be common, as their pairing is quite an odd one, so the stories play on how unexpected their interactions and relationships can be.
Yes, there are some. You can start by looking on popular fanfiction websites like Archive of Our Own. Just search for 'Mabel Pines x Bill Cipher' and you'll find a variety of stories with different themes and plotlines.
A common theme is the power struggle. Since Bill is an all - powerful being and Mabel is just a girl, there's often a dynamic where Bill tries to use his power over Mabel, but she resists in her own unique way. Another theme is the exploration of the unknown. Bill represents the strange and otherworldly, and Mabel is curious, so they often embark on adventures that involve the unknown in these fanfics.
One popular theme is the battle of wits. Since Dipper is smart and Bill is cunning, their mental duels make for exciting reading. Another theme could be redemption. Some fanfics might explore the idea of Bill changing his ways, perhaps influenced by Dipper.
A 'bill cipher x mabel fanfiction' could explore a really strange and interesting relationship. Bill Cipher is this super - chaotic and powerful entity, while Mabel is full of charm and innocence. In fanfiction, it might show Bill trying to manipulate Mabel in his devious plans, or perhaps Mabel finding a way to outwit Bill in some unexpected way. It could also delve into how their different natures interact, like Bill's lack of morals against Mabel's strong sense of right and wrong.
In 'bill cipher x mabel fanfiction', the plot device of the 'deal' is often used. Bill is known for making deals, and he might make one with Mabel. This could lead to all sorts of consequences and moral dilemmas for Mabel. Another common plot device is the 'alternate reality'. The fanfiction could take place in an alternate reality where Bill and Mabel have different relationships or roles. For example, they could be partners in crime in a world where chaos is the norm, or Mabel could be the only one who can see Bill and has to keep it a secret from everyone else.
Fanfiction about Dipper Pines and Bill Cipher can be really interesting. It often explores the complex relationship between the two characters. Some fanfics might focus on how Dipper tries to outwit Bill, while others could delve into the idea of an unlikely alliance between them.
A fanfiction might involve a love triangle between Human Bill Cipher, Mabel, and Dipper. Human Bill Cipher, with his manipulative ways, tries to win Mabel's love. Mabel is flattered by his attention but is also conflicted because of her strong bond with Dipper. The story could explore themes of jealousy, loyalty, and the power of true friendship as Dipper tries to protect Mabel from Bill's schemes.
One common theme is the power struggle. Bill is an extremely powerful and malevolent being, while Dipper is a curious and determined boy. Their interactions often involve Dipper trying to resist Bill's influence or use Bill's power for his own ends in some fictions.
Mabel could escape by using her grappling hook. She always has it with her and could use it to swing away from Bill when he's not looking.
A plot could be that Human Bill Cipher is actually an undercover agent sent to protect Mabel from a greater threat in Gravity Falls. He has to hide his true identity while getting closer to Mabel. As they spend time together, Mabel starts to suspect that there's more to him than meets the eye.