One unique feature is the combination of magic. In these fanfics, the magic of the Harry Potter world interacts with the moral - teaching magic of the Christmas Carol. For example, spells can be used to show the past, present, and future in a way that is both magical and educational. Another is the character development. Characters like Harry may learn new things about themselves and their relationships through the Christmas Carol - like experiences.
First, decide on a central plot. It could be as simple as a crossover adventure where Harry visits Halloween Town. Then, think about how the characters from both universes will interact. For example, how would Harry react to Jack's wild ideas? Next, create a setting that combines elements of both worlds. You can have Hogwarts with a touch of Nightmare Before Christmas spookiness. Don't forget to keep the tone consistent throughout the fanfic.
One great fanfic could be one where Harry Potter somehow gets transported to the world of Nightmare Before Christmas. He might befriend Jack Skellington and together they face some sort of threat that combines the magic of the Harry Potter universe and the spooky charm of Nightmare Before Christmas. For example, a dark wizard from Harry's world teams up with Oogie Boogie to try and take over both worlds.
One great 'Harry Potter Christmas fanfic' is 'A Magical Christmas at Hogwarts'. It focuses on the trio - Harry, Ron, and Hermione - celebrating Christmas in a way that really captures the warm and festive spirit of the wizarding world. The story includes things like the Great Hall being decorated with floating candles and enchanted snowflakes, and there are some really heartwarming moments between the characters as they exchange gifts.
Perhaps it's a story where Harry discovers a new spell that allows for a special kind of ride during Christmas. He could share this spell with Ron and Hermione, and they embark on an adventure through the snow - covered Hogwarts grounds, encountering magical creatures along the way. They might meet a group of friendly yeti - like creatures that only come out during the Christmas season and help them on their ride.
Well, just based on that title alone, it's difficult to determine its quality. There are so many aspects that make a Harry Potter fanfic great. For example, it could explore new relationships between the characters, or create exciting new magical adventures. But we don't know if 'skull is harry potter fanfic' does any of those things. So, it might be good, it might not.
Sure. One popular 'Harry Potter Christmas Carol fanfic' is 'A Potter's Christmas Carol' which beautifully blends the magic of Harry Potter world with the classic Christmas Carol story. It shows how the characters might experience a Christmas Carol - like transformation. Another one could be 'Christmas at Hogwarts: A Carol's Influence' where the spirit of the Christmas Carol spreads throughout Hogwarts, bringing new adventures and lessons for the students.
First, think about the characters you want to focus on. For a Christmas fanfic, you could choose characters like Harry, who might be missing his parents during the holidays but finding family in his friends at Hogwarts. Then, come up with a Christmas - themed plot. Maybe there's a special Christmas ball at Hogwarts and something goes wrong that the characters have to fix. Also, don't forget to include lots of details about the Christmas setting, like the smell of the Christmas trees in the castle corridors and the sound of carolers (the Hogwarts choir perhaps).
There could be a magic sleigh pulled by Thestrals, which are invisible to those who haven't seen death. Only Harry and a few of his friends can see them, and they use this sleigh to travel to a hidden part of the Forbidden Forest where there's a magical Christmas tree that grants wishes.
I'm not sure if it's common. There are so many different types of fanfics in the Harry Potter fandom. Some focus on relationships, others on new adventures. While metamorph - related ideas are interesting, it might not be as common as, say, romance - centered fanfics.