Eye of the earthquake dragon / West, Tracey

Dark wizard Maldred has stolen the Gold and Silver Keys! With these keys, he can now control the Naga: a powerful dragon who can cause terrible earthquakes. The Naga lives in a secret temple in the center of the earth, and Maldred is on his way there!.

The evil wizard Maldred has stolen the gold and silver keys which will allow him to release the Naga, the powerful earthquake dragon at the center of the earth--so Drake and several of the other Dragon Masters travel to the Naga's Temple in the Dragon Islands, to try and stop Maldred, and prevent him and the earthquake dragon from destroying the kingdom.