The Superhero series does not have a new book coming out soon. The latest book, My Gym Teacher Is an Alien Overlord (Book 2), was published in July 2016.
The first book in the Superhero series, My Brother Is a Superhero, was published in July 2015.
The Superhero 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.