Eruptor Meets the Nightmare King

From Author Wars - https://authorwars.com/books/eruptor-meets-the-nightmare-king-1957740.html

Overview:

Title: Eruptor Meets the Nightmare King
Author: Cavan Scott
Year: 2015
Type: Novels
Series: The Mask of Power
Number in Series: 7

Variant Titles:

2015. Eruptor Meets the Nightmare King

Genres/Themes:

juvenile sf