There are 2 books in the Diary of a Warrior Zombie series.
The Diary of a Warrior Zombie series does not have a new book coming out soon. The latest book, Herobrine's Return (Book 2), was published in October 2015.
The first book in the Diary of a Warrior Zombie series, Old Comrades, was published in September 2015.
The Diary of a Warrior Zombie series primarily falls into the General Fiction genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.