A common theme is friendship. Just like in the main 'My Little Pony' series, Twilight Sparkle forms new friendships with lamias in these fanfics. Another theme is discovery. Twilight often discovers new things about lamias, their world, or herself during the course of the story.
Well, some 'lamia twilight sparkle fanfic' could be centered around Twilight's studies. Imagine she is researching about lamias in the library and stumbles upon a real - life encounter with one. This encounter could set off a chain of events where she has to balance her regular princess duties and this new discovery. There might also be fics that involve Twilight teaching the lamias about Equestria's ways, leading to some comical and heartwarming moments.
The appropriateness of a 'twilight sparkle diaper fanfic' is highly subjective. Some people might find it completely inappropriate due to the rather strange and unorthodox combination of the character and the diaper concept. Others, if the story is written in a very innocent, perhaps even child - like way, might see it as just a creative and quirky piece of fanfiction. But overall, it's not a type of fanfic that would be considered appropriate for a wide - ranging and diverse audience.
An 'evil twilight sparkle fanfic' is simply a fan - made fictional story where Twilight Sparkle is portrayed as an evil character. Fanfic writers might do this to add a new and unexpected twist to the familiar My Little Pony story. It could be inspired by things like exploring what would happen if Twilight's thirst for knowledge turned into a more self - serving and malevolent pursuit, or if she was corrupted by some dark magic.
I'm not entirely sure specifically as it could refer to many different fan - created stories about Twilight Sparkle that have been forgotten. It might be a fanfic that was once popular but has since faded from the spotlight, perhaps due to new trends in the fandom or simply being lost among the vast number of fanfics out there.
There's a fanfic called 'Mermaid Twilight and the Enchanted Pearl'. In this story, Twilight, as a mermaid, is on a quest to find a powerful enchanted pearl to save her underwater kingdom. It's full of action and interesting characters, like her mermaid friends who each have their own unique abilities and personalities.
One great 'applejack and twilight sparkle fanfic' is 'The Apple of Magic'. It beautifully shows their friendship growing through a series of adventures in Ponyville. They face challenges together and learn more about each other's strengths.
Typically, in a 'twilight sparkle tickle fanfic', one of the main characteristics is the focus on Twilight Sparkle. There might be scenes where she is in a situation that involves tickling, which could be used for comical effect or to show her more playful side. It may also involve her friends or other characters from the My Little Pony universe interacting with her in this ticklish context.
One great 'mlp twilight sparkle fanfic' is 'A Canterlot Wedding' fanfic. It delves deeper into the emotions and backstories of the characters involved in the wedding. Another good one could be 'Twilight's Ascension' which explores Twilight's growth in magic in unique ways.
I'm not entirely sure specifically as there could be many different 'twilight sparkle tentacle fanfics' out there. It might involve the character Twilight Sparkle in some sort of situation related to tentacles, perhaps in an adventure or a strange encounter scenario.