One possible plot is that Rainbow Dash is caught in a battle between dark magic and the forces of good. She might be overpowered by the dark magic and die as a result. This would be a very dramatic plot as it would involve the struggle between good and evil in the My Little Pony universe.
Perhaps in a fanfiction, Rainbow Dash is on a mission to a far - off land and gets lost. She faces numerous hardships and eventually dies alone. This would be a more tragic and lonely death, different from a heroic sacrifice. It could explore themes of isolation and the perils of exploration.
One possible scenario could be that Rainbow Dash sacrifices herself to save Equestria from a powerful and evil force. Maybe she takes on a spell or a dangerous creature all by herself to protect her friends and the land she loves.
One possible plot could be that Rainbow Dash gets into a dangerous race and has an accident that results in her death. Her friends then have to come to terms with the loss and remember all the good times they had with her.
You can find Rainbow Dash My Little Pony fanfiction on websites like Fimfiction.net. It has a large collection of fan - created stories related to My Little Pony, including many focused on Rainbow Dash.
In a fanfiction, Rainbow Dash's brother could be an outcast among the ponies. He doesn't have the same level of confidence as Rainbow Dash and struggles to find his place. However, through a series of adventures and with the help of Rainbow Dash and her friends, he learns to embrace his own strengths and differences, and eventually becomes a respected member of the pony community.
Another scenario in a fanfiction could be that Rainbow Dash contracts a mysterious illness that no pony can cure. As she gets weaker, the ponies around her try their best to help. But in the end, she succumbs to the illness. Her death would cause the ponies to come together to find ways to prevent such a tragedy from happening again, perhaps leading to new medical discoveries in Equestria.
He could be a prodigy in a different area than Rainbow Dash. For instance, while she is great at flying stunts, he could be a master at creating flying devices. The plot could revolve around him creating a new type of flying machine that gets stolen by an evil force in Equestria, and Rainbow Dash and her friends have to help him get it back.
One popular Rainbow Dash fanfiction is 'Flight School Days'. It focuses on Rainbow Dash's early days at flight school, her struggles and how she overcame them. Another is 'Rainbow Dash and the Great Race' where she participates in an epic race across Equestria.
One great fanfic could be about Rainbow Dash taking Scootaloo on a special flying adventure. It might include Rainbow Dash teaching Scootaloo new flying techniques. This would strengthen their bond and show how much Scootaloo looks up to Rainbow Dash.
One interesting Rainbow Dash fanfiction could be about her training a new group of pegasi in the ways of speed and agility. It might show her strict but fair coaching style.
Some fanfictions might focus on Baby Rainbow Dash's relationship with her parents. They could be teaching her important values like honesty and loyalty. For example, a story could be about how her parents encourage her to always be true to herself and her friends, and through their guidance, she grows up to be the brave and confident Rainbow Dash we know.