The Thud and Blunder series does not have a new book coming out soon. The latest book, The Not-So-Evil Wizard (Book 4), was published in August 2016.
The first book in the Thud and Blunder series, The Not-So-Helpless Princess, was published in August 2016.
The Thud and Blunder series primarily falls into the Action Adventure genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.