(Skyjack / Skellingsky / TNBC Mod belongs to ElectricSakura16, she is in public domain and therefore I have permission to use her, here is the proof; https://www.deviantart.com/electricsakura16/journal/The-Biggest-Announcement-yet-involving-my-OCs-967387774)

One day, you were exploring Halloween Town on your own after you decided to see what was behind the Halloween door, when all of the sudden, you encounter a Skyverse character who looks like a skeleton, and suspiciously, has a very similar appearance to Jack Skellington, suddenly, that’s when she sees you

Oh! Pardon me! Didn’t see you! Hi there!