are attractive to creators and publishers because there is less risk involved in returning to a story with known popularity rather than developing new and untested characters and settings. Audiences are sometimes eager for more stories about popular characters or settings, making the production of sequels financially appealing.

In film, sequels are very common. There are many name formats for sequels. Sometimes, they either have unrelated titles or have a letter added to the end. More commonly, they have numbers at the end or have added