In 'dark Sansa Stark fanfiction', Sansa can be more assertive. Unlike in the original where she is often a victim of circumstance, here she takes charge. For instance, she might not wait for others to rescue her but actively plot her own escape and revenge.
Sansa would be more assertive in her political moves. She has seen the consequences of inaction and bad decisions in the future. So, she would be quicker to make decisions that benefit her family and herself. For example, she might be more involved in military strategies to protect the North.
Another interesting one is 'A Pregnant Sansa in King's Landing'. This fanfiction takes a different approach. It focuses on Sansa's pregnancy while she's still in the heart of the political chaos in King's Landing. It shows how she uses her wits and strength, even in her pregnant state, to navigate the dangerous court politics.
One great Sansa Stark hurt comfort fanfiction is 'A Safe Haven'. It beautifully shows Sansa recovering from her traumas with the help of a kind character. The author does an amazing job of portraying Sansa's vulnerability and strength at the same time.
One common theme is family loyalty. Sansa and Eddard both have a strong sense of loyalty to their family in the books and this is often explored in fanfiction. Writers might show how they support and protect each other in the face of external threats.
The popularity of Sansa Stark fanfic lies in her complex character. She has gone through so much in the original series, from being a naive girl to a survivor. Fans are interested in exploring different paths for her, like what if she had made different choices.
In crossover fanfiction, Sansa Stark often brings her political smarts. For example, if she's in a world like Star Trek, she can use her knowledge of power dynamics from Westeros to deal with alien politics. Her strong will is also a unique aspect. Even in strange new worlds, she refuses to be a pushover.
There's a fanfic titled 'Sansa's Journey' that might fall into this category. When looking for such fanfics, make sure to read the reviews first. Some fanfics may deviate too much from the original character's essence. You can also join fan communities to get more recommendations.
Another concept is a fanfic where Sansa Stark is transported to the Naruto universe. She could find herself in Konoha and start learning about chakra and ninja skills. Naruto, being the friendly and curious type, would be one of the first to befriend her. He might teach her some basic ninja moves, and in return, Sansa could share her knowledge of court politics, which could be useful in the complex shinobi society.