One idea could be modernizing the character of Amy in a classic setting. For example, giving her modern technology like a smartphone in a story set in a Victorian - like classic era. This can create interesting plot twists as she uses it to solve problems in a world that doesn't understand such devices.
Perhaps in 'classic meets modern amy fanfiction', the concept of Amy's modern values clashing with classic social norms. She might be a strong - willed modern girl who stands up against the patriarchal values of a classic society. This can lead to her becoming a symbol of change and progress in the fanfiction story.
In this type of fanfiction, a really cool idea could be a time - travel scenario where Amy from the modern day travels back to a classic time period. There, she has to adapt to the old ways while also introducing some of her modern knowledge, like medical techniques or new forms of art, which in turn enriches the classic world she has entered.
One idea could be that they initially clash due to their different outlooks. Classic Amy might be more reserved and proper, while Modern Amy is bold and outspoken. They could then learn from each other. For example, Classic Amy could teach Modern Amy about the charm of old - fashioned courtesies, and Modern Amy could introduce Classic Amy to new technologies and modern ways of thinking.
For Classic Amy, you can focus on her adapting to modern things. Show her initial shock and confusion, like when she first sees a smartphone. Then, as she starts to understand it, her character can grow in confidence. For Modern Amy, her encounter with Classic Amy can make her realize the value of simplicity. You can develop this by having her slow down and appreciate the little things that Classic Amy does, like writing a handwritten letter instead of just texting.
By creating unique and engaging plotlines. For instance, if the story has a mystery element where Amy uses her modern thinking to solve a classic - era mystery that has stumped everyone in that time. This will draw in readers who love mystery and the contrast between the two eras.
One idea could be a crossover where Sonic meets characters from other popular franchises in a fanfiction. For example, Sonic could meet Mario and they have to team up to save both their worlds from a common threat. Another idea is a time - travel fanfiction where Sonic goes back in time and meets his younger self, leading to some self - discovery and adventures. Also, a fanfiction about Sonic meeting a powerful new villain created by a fan could be really exciting.
Classic Sonic could be the most interesting. He represents the roots of Sonic. When he meets Modern Sonic, he might be curious about all the newfangled things like Sonic's modern shoes or his new power - ups. His reactions to the modern elements would add a lot of charm to the story.
In some fanfictions, Sonic and Amy's pregnancy could be a result of a magical accident. They then have to learn how to be parents quickly. Sonic, who is used to being on the go all the time, has to slow down and be more responsible. Amy, on the other hand, is overjoyed but also a bit worried about how Sonic will adjust. They both grow closer as they prepare for the arrival of their baby.
One interesting plot idea could be Amy going on a solo adventure to find a clue that she believes was overlooked by the rest of the Cahill family. It would show her intelligence and determination in a new light.
One idea could be that Ian and Amy have to team up secretly to uncover a hidden clue that was missed in the original search. This would create a lot of tension as they try to keep their alliance from their respective families.
Some interesting fanfiction ideas could involve character growth. Maybe write about how a minor character from 'Boy Meets World' gets a chance to shine in 'Girl Meets World'. For instance, Minkus could have become a successful scientist and he comes to give a talk at the school in 'Girl Meets World'. Or you could focus on the friendships. Write about how the friendships in 'Boy Meets World' influenced the way friendships are formed in 'Girl Meets World'. Like how Cory, Shawn and Topanga's friendship was a model for Riley, Maya and Farkle.
Well, in 'mlp meets undertale fanfiction', there could be crossovers of characters. Picture Fluttershy befriending a shy monster in Undertale. Her kind nature could help the monster come out of its shell. Also, the magic system in MLP could blend with the combat or determination - based mechanics in Undertale. It might create new ways for the characters to overcome challenges. For instance, Twilight Sparkle's magic could be used to solve some of the puzzles in the Underground in a different way than the normal Undertale characters would.