It's mostly fictional. The movie 'The Skulls' takes creative liberties and doesn't have a direct connection to any true story. It's designed for entertainment purposes.
Yes, but they might not be very widespread. You might need to search on specific comic platforms or at conventions to get hold of them. Sometimes indie creators publish Mystery Skulls comics independently.
The story of the crystal skulls is full of intrigue. Different theories suggest they were used for spiritual purposes or as keys to hidden knowledge. But, as of now, it's all rather uncertain and open to interpretation.
In some fanfiction, Aang's tattoos might be depicted as glowing with a special power when he reaches a new level of understanding or connection to the Avatar state.
I'm not sure specifically as there could be many interpretations. It might be a fanfiction where Harry has some sort of connection to 'skulls' and'sky' within the fictional world. Maybe it involves Harry in a story set in a sky - related environment with skulls having a symbolic or important role.
I don't know who the author of this 'harry is skulls sky fanfiction' is. There are so many fanfiction writers out there, and without more context or searching in specific fanfiction platforms, it's difficult to determine the author.
Sugar skulls have deep roots in Mexican culture. They are often associated with the Day of the Dead and symbolize honoring and remembering loved ones who have passed away.