The Wildwitch series does not have a new book coming out soon. The latest book, Bloodling (Book 4), was published in May 2017.
The first book in the Wildwitch series, Wildfire, was published in September 2016.
The Wildwitch series primarily falls into the Action Adventure and Fantasy genres. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.