The contrast between their characters. The Penguin is more of a brute - force type, while the Riddler is all about his intellect. Their interactions can be really engaging as they try to outmaneuver each other or work together.
One popular 'Penguin x Riddler' fanfic is 'The Unlikely Alliance'. It delves into how the two villains, with their distinct personalities, form a partnership that no one expected. They start off distrusting each other but as the story progresses, they realize they can achieve more together in Gotham's underworld.
The pairing of Gohan and 18 is appealing in fanfics because it's an unexpected combination. It brings together the Saiyan strength and intelligence of Gohan with the android's unique nature. They are both complex characters, and seeing how they interact and form a relationship is exciting.
His character design and personality. He's this eccentric villain who's obsessed with proving he's smarter than Batman. In the best stories, his quirks are really brought out, like his need to always leave a riddle as a calling card. For example, in the 'The War of Jokes and Riddles', his constant need to one - up the Joker with his riddles adds a lot of depth to the story.
A lot of 'Penguin x Riddler fanfiction' has the theme of power struggle. Since they are both strong - willed villains, they could be vying for control in Gotham's criminal hierarchy. And sometimes, there's a theme of unexpected friendship or partnership that develops between them in the face of common enemies.
One of the main reasons is the potential for emotional depth. Orihime is a complex character, and when paired with the reader in fanfics, it can lead to some really touching moments. For instance, fanfics might explore how the reader helps Orihime overcome her insecurities. Also, the idea of having a relationship with a character like Orihime, who is so full of life and love, is very alluring. It gives readers a chance to be part of the Bleach world in a more intimate way, through this unique relationship.
The fact that both Nanoha and Fate are strong, independent female characters is a big draw. In fanfics, they can be put in various situations that show off their strength, both physical and mental. Their relationship can be developed in ways that are not always possible in the original works. And the fanfic writers often bring out new aspects of their characters, which makes the reading experience really engaging.
Charlie and Vaggie have a unique dynamic. In fanfics, writers can expand on their backstories and how they came to be together. Their different personalities, Charlie's optimism and Vaggie's more guarded nature, create a lot of interesting interactions. Fanfics also let us see their relationship develop in new and exciting ways, whether it's through adventures or just quiet moments of connection. This makes Charlie x Vaggie fanfics really appealing to fans of the characters.
The dynamic between Soul and Blackstar is what makes these fanfics appealing. They have such different personalities. Soul is more reserved while Blackstar is brash and confident. Fanfics can explore how they balance each other out.
The characters of Mulder and Scully. Fanfics often explore their relationship in more depth. In 'X Files Elegy' fanfics, we can see different aspects of their dynamic, like their trust in each other, their unspoken feelings, and how they handle the strange cases together. This makes the fanfics very appealing as fans are really invested in these two characters.
In many fanfics, their different worldviews collide in a fascinating way. Sombra's more cynical view of the world and Symmetra's idealistic one can lead to great stories of conflict and resolution. For example, in some fanfics, they start off at odds but then find common ground and grow closer as a result.