In 'on black wings fanfiction', the main characters could include the one with the black wings, who might be a hero or an anti - hero. There could also be characters who are trying to either help or stop this black - winged character. Maybe there are side characters like a mentor figure who tries to guide the black - winged character in controlling their powers, or an enemy who is jealous of the power that comes with the black wings.
The main characters would surely include Harry and Severus. But also, there could be other characters from the original Harry Potter series who play significant roles. For example, Dumbledore might be involved, perhaps guiding Harry through the discovery of his new identity. And of course, any antagonists who oppose Harry because of his relation to Severus could also be main characters in the fanfiction.
Naruto is obviously a very popular character in these fanfictions, as the concept of him having black wings is central. Sasuke can also be a prominent character. He might be jealous of Naruto's new power, or he could be the one to help Naruto understand and control the black wings.
There could be an old wise owl. The owl, being very knowledgeable, could offer advice to the black sheep on how to use its wings and deal with the strange new situations it finds itself in. Also, a little field mouse that befriends the black sheep. The mouse is small and timid but is always there to support the black sheep in its adventures.
Often, there's a young protagonist who discovers their sakura wings. This character is usually brave and curious, eager to explore the world with their new - found power.
Hermione could also be a main character in this fanfiction. Her intelligence combined with the new element of wings could lead to some really interesting plot developments. She might study the magic behind the wings and find ways to use it to help her friends.
I don't know for sure, but I assume the fire dragon with tattered wings is one of the main characters. There could also be other dragons, maybe a healer dragon who tries to fix its wings.
Another possible main character could be Crowley. He might be interested in Gabriel's wings for his own devious reasons. Maybe he wants to use the power of the wings for his own gain or to gain an advantage over other demons. His interactions with Gabriel in relation to his wings could create some interesting plot twists and turns in the fanfiction.
There could be a magical creature that takes on a human - like form and has black angel wings. This creature could be a guardian of some sort, maybe of an important magical artifact. It might initially be seen as a threat but is actually there to protect the wizarding world. When Harry discovers this creature, they form an unlikely bond, and the black angel wings become a symbol of their unique relationship.
In certain 'naruto wings fanfic', Kakashi could be a main character. His experience and wisdom would be valuable in guiding the younger characters with their newfound winged powers. He might also have his own secrets related to wings that are revealed in the fanfic. And of course, there could be fan - made original characters who are the main focus, with their own unique wing abilities and backstories that interact with the Naruto universe.
There's also Merton Densher. He is involved in a relationship with Kate, but his feelings get complicated when he meets Milly. Aunt Maud, Kate's wealthy aunt, also plays a significant role. She has a lot of influence over Kate's life and actions, often trying to manipulate situations to her own liking.