There could be a fanfiction where Frisk gets pregnant in a strange and unexpected way in a unique AU. Maybe it involves some magical elements that are specific to the Undertale world. This could lead to a story of self - discovery and growth for Frisk as they navigate the new situation.
Some undertale pregnant chara fanfiction might center around the theme of hope. Chara's pregnancy could symbolize a new beginning for the Underground. It could explore how the different monster species interact with Chara during this time. There could be stories where the monsters come together to support her, or there could be conflicts arising from different beliefs about the pregnancy and what it means for their future. It could also delve into Chara's internal struggle of whether she's ready to be a mother given her complex past.
There are fanfictions where Gaster is reunited with the other characters in unexpected ways. For example, a story could have him reappear during a crucial moment in the Underground's history and use his knowledge to change the fate of everyone. It could be really exciting as it might bring new plot twists and character developments.
One interesting story could be about the characters' reactions to different timelines. For example, Sans might react in a unique way when faced with a timeline where everyone is overly aggressive. Another could be the reactions of the monsters to human technology that they've never seen before, like a smartphone. And there could also be stories about how the characters react to fan - made scenarios, such as a 'what if' situation where Asriel didn't turn into Flowey.
One interesting undertale dragon fanfiction could be about a dragon character in the undertale universe who befriends the main protagonist. This dragon might have unique powers that help in the journey through the Underground.
One interesting undertale lemons fanfiction could be those that explore unique character relationships. For example, stories that focus on the friendship between Sans and Papyrus in a new and creative way. Another could be ones that give a different take on the Underground world, like how the monsters interact with each other in daily life.
One interesting Undertale Reader Fanfiction is 'A New Adventure in the Underground'. It takes the reader on a journey where they interact with all the beloved characters in new and exciting ways. Another is 'The Reader's Choice', which lets the reader make decisions that impact the story's outcome, much like the original game.
I'm not sure specifically about Undyne - pregnant fanfics in Undertale. Fanfics can vary greatly in quality and content. Some might explore unique character developments or alternative storylines. However, it's important to note that not all fanfics are well - written or adhere to the original spirit of the game.
One interesting undertale dark souls fanfiction could be about a character from Undertale being transported to the Dark Souls universe and having to adapt to its harsh survival mechanics. For example, Sans could end up in Lordran and use his unique abilities to deal with the various undead and bosses. Maybe his shortcuts would work in a different way in the Dark Souls world.
Some fanfictions focus on the relationship between Frisk and Chara in a more emotional way. For example, Chara might be haunted by their past actions, and Frisk tries to help them come to terms with it. It shows how their bond can be both complex and heart - warming, as they support each other through difficult times.
One interesting fanfiction could be about Sans and Frisk going on an adventure in an alternate Underground. In this story, they might encounter new monsters and have to solve different puzzles together.