One common theme is the exploration of the characters' relationships. For example, many fanfictions focus on the strange friendship between Billy, Mandy and Grim. Another theme is the expansion of the show's dark and spooky universe. Writers often create new monsters or realms. Also, there's the theme of self - discovery, like when Billy or Mandy find out something new about themselves.
In 'the Grim Adventures of Billy and Mandy' fanfiction, a frequent theme is power. Whether it's Grim's power as the Grim Reaper or the power that Billy and Mandy seem to have over him. There's also the theme of adventure. Fanfictions often send the characters on wild adventures outside of what we see in the show. And morality is another theme. Since the show has a unique take on right and wrong, fanfictions sometimes explore this further, especially when the characters are faced with difficult choices.
Common themes in this fanfiction include chaos. Given the nature of the show, fanfictions often play with the idea of chaos, like when Billy's actions lead to total disorder. Another theme is the struggle between good and evil, although in the show it's not always so clear - cut. Fanfictions might explore this more deeply. And family is also a theme. Despite their odd relationship, Billy, Mandy and Grim can be seen as a sort of dysfunctional family in some fanfictions, and the stories might explore how they interact and care for each other in their own strange ways.
One idea could be to explore what would happen if Grim lost his powers for a while. Billy and Mandy would have to figure out how to deal with the supernatural chaos without Grim's direct help. Another could be a time - travel plot where they go back to when Grim first became the Grim Reaper and try to change some of the rules of the underworld. Maybe they could also meet some of Grim's old friends or enemies from his past that would add a new layer of adventure.
One great piece of 'the Grim Adventures of Billy and Mandy' fanfiction is 'The Other Side of Grim'. It delves into Grim's backstory in a really creative way, showing his life before he got stuck with Billy and Mandy. Another one is 'Billy's Big Adventure', which focuses on Billy having an unexpected journey through different dimensions. And there's also 'Mandy's New Rule', where Mandy decides to change the rules of the underworld and chaos ensues.
Obviously, Billy, Mandy and Grim are the most popular. Billy's stupidity and naivete provide a lot of comedic elements. Mandy, with her cold and calculating nature, is always interesting to write about as she often takes charge. Grim, being the Grim Reaper, has a lot of dark and mysterious backstory that can be explored. However, Irwin is also a popular choice as he is the vampire kid and his interactions with Billy and the others can lead to some really fun storylines.
One common theme is friendship. Their unique dynamic can be explored in many ways, like how they support each other through tough times. Another theme could be adventure. Writers might send them on exciting quests or into mysterious places.
One common theme is the exploration of their unique relationship. Given their different personalities in the show, fanfictions often play with how they interact and grow closer. Another theme could be adventure, where they go on some crazy quests together.
One common theme could be the 'opposites attract' idea. Billy is often clumsy and simple - minded while Mandy is more cynical and intelligent. Their differences can create interesting romantic dynamics in the fanfiction.
One common theme is friendship. Despite their differences, Billy and Mandy's friendship is always a central part of the fanfics. Another theme is adventure. They often go on various adventures together in the fan stories.
A common theme is the exploration of power. The Powerpuff Girls have their superpowers, and Billy and Mandy often deal with dark and otherworldly powers. In fanfiction, they might compare or combine their powers in different ways. Also, chaos is a theme. When the two groups interact, things usually get really chaotic at first, with misunderstandings and miscommunications leading to all sorts of wild situations.
One interesting story could be about Billy and Mandy going on a wild adventure in a magical realm that a fanfiction writer created. Maybe they encounter strange creatures and have to use their unique skills to get out of trouble. Another could be a story where they meet their own fan versions of themselves, which leads to a lot of confusion and humorous situations.
One common theme is the clash of different personalities. Billy and Mandy have very distinct personalities compared to the RWBY characters. So, there's often a theme of how they adjust to each other. Another theme is the exploration of new powers. Since they are in a new universe, they might discover new abilities or ways to use their existing ones.