"The city of Metru Nui is divided into six parts. Each part has a guardian -- a Toa -- who watches over the Matoran who live there. However, something strange is happening: Matoran are vanishing and a mysterious plant is destroying the city piece by piece. The Toa have to stop the disappearances and find a way to save their city. Do they have the skills to solve this mystery? Or will they finally meet their match?"
- ISBN10 0439607310
- ISBN13 9780439607315
- Publish Date 1 February 2004
- Publish Status Out of Print
- Out of Print 6 September 2011
- Publish Country US
- Imprint Scholastic US
- Format Paperback
- Pages 144
- Language English