Everyone in the Underland has been taking great pains to keep The Prophecy of Time from Gregor. Now, with an army of rats approaching, and his mum and sister still in Regalia, Gregor the warrior must gather up his courage to help defend Regalia and get his family home safely.
- Format: Pocket
- ISBN: 9781407137070
- Utgivningsdatum: 2013-07-04
- Del i serien: The Underland Chronicles
- Förlag: Scholastic UK