A variety of factors go into making new sequels and Books for Choices. For more behind-the-scenes details on this, please read our blog post at https://www.pixelberrystudios.com/blog/2021/1/22/onward-to-2021.
Our book team noted, "Deciding which Books to make often depends on a variety of factors -- like popularity, resources, art budget, what's right for the story, timing, and other elements. At any given time, we often have several Books, both new ones and sequels, in development."