One of the main characters could be Twilight Velvet's mate. He would play an important role in the story, perhaps being there for her during the pregnancy and helping with the care of the foal. Another character could be Twilight Velvet's mother. She might offer her own experiences and wisdom about raising a foal.
The fanfic could be about Twilight Velvet's journey with her new foal. After the foal is born, she could face difficulties in raising it. Maybe the foal has a hard time adjusting to its new environment or is different from other foals in some way. Twilight Velvet would then have to be patient and loving, teaching the foal important life lessons and helping it grow into a strong and healthy pony.
There could be a young unicorn named Starlight. He might be a brilliant but overconfident student who Twilight has to guide. Another character could be a pegasus named Rainbow, who is always getting into trouble and Twilight has to keep in line.
Well, it could be about Twilight Velvet using her charm to get Flash Sentry's attention. Maybe she shows off her intelligence or her unique talents. It might involve some kind of mystery or adventure that they go through together, with Velvet leading the way in seducing Flash.
Her friends like Pinkie Pie, Rainbow Dash, Applejack, Rarity and Fluttershy are likely to be main characters. Pinkie Pie might bring her usual cheer and parties to celebrate Twilight's new form. Rainbow Dash could be both impressed and a bit competitive, trying to keep up with Twilight's new abilities in her own way. Applejack would offer her down - to - earth advice and support. Rarity might be excited to create new outfits for Twilight as an alicorn. And Fluttershy would be there with her gentle nature, providing a calming presence.
Their relationship could start with a simple attraction. Flash might be drawn to Twilight Velvet's beauty at first sight. Then, as they spend more time together, they start to understand each other better. Velvet's mysterious side could keep Flash intrigued, and he might start to fall for her personality as well.
A common theme could be family relationships, especially considering the connection between Twilight Velvet and Twilight Sparkle in the pony universe. Their relationship might be explored in depth in fanfiction.
Since I don't know the exact 'national velvet novel', I can't say for sure. But it could have characters like a young protagonist who is on a quest related to the national identity and the velvet aspect. Maybe there's an old wise figure who guides the young one through the story.
Since I don't know the exact 'velvet graphic novel', I can't say for sure. But it could be Velvet herself as a main character. There might also be a sidekick or a love interest.
I don't know as the 'velvet kids story' isn't clearly defined. It could be a group of siblings as main characters.
Since the Velvet Underground was part of a larger cultural movement, there could be fictional characters in the novel who represent different aspects of that movement. There might be a young artist character who is inspired by the Velvet Underground's music and uses it as a catalyst for their own creative journey. Or perhaps a journalist character who is trying to understand and document the phenomenon of the Velvet Underground and their impact on society.