Max and Lia travel to the Sumaran settlement of Astar, which is under attack from a movingcity of inhabitants from the Primeval Sea.
Then the city deploys a terrifying,disguised Robobeast, Repta the Spiked Brute.
- Format: Paperback
- Pages: 192 pages
- Publisher: Hachette Children's Group
- Publication Date: 02/06/2016
- Category: Adventure
- ISBN: 9781408340721