In this book, the egos are kinda like Thomas Sander's sides in the way that they represent different parts of Jack (I'm putting this in the description to make the book easier to understand): Robbie-represents his child like nature JJ-represents his creativity Chase-represents his caring Marvin-represents his belief in good Schneep-represents his want to help Anti-represents his depression/anxiety Jackaboy Man-represents his positivityAll Rights Reserved