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.

Drake and the other Dragon Masters go to the island of Kapua seeking a Sea Dragon needed to help stop the evil wizard Astrid's dangerous False Life spell.

The Bailey School kids are going to find out if their new librarian is really a wizard.

"The quest is almost over. But the most terrifying of Malvel's evil Beasts still stands between Tom and victory. Tom must defeat Trillion the Three-Headed Lion and collect the final pieces of magical golden armor to save Aduro and the kingdom. But the task will not be easy. The evil wizard Malvel is determined for the boy to fail, and has a special plan in mind...."--p. [4] of cover.

The knight with the help of the wizard helped the dragons feel better.

In the perilous Black Ocean lurks Narga the Sea Monster. As well as preying on the rebels and fighting evil wizard Malvel, Narga is holding one of the good Beasts of Avantia captive. Can Tom set the good Beast free, or will it remain trapped in the Dark Realm for ever?

"As Tom and Elenna navigate the horrid terrain of Gorgonia, they quickly realize that nothing is what it seems to be. Each step brings them to another dangerous encounter. But Tom won't give up. Not when Epos the Winged Flame is being held captive somewhere in the Dark Realm and Malvel has created a wicket winged Beast of his own. With the help of his friends, Tom is determined to chase down the evil wizard and return all of the good Beasts back to...

The people of Wrenly have always believed that goblins are dangerous creatures who were stripped of their magical powers by wizards after the Goblin Battles; and when Prince Lucas and Clara follow a young goblin, Zark, who has come from the wizard Grom, they find themselves captured by the goblin leader Golart, who has taken over Hobsgrove--but Grom has a plan, and it requires that the children put their trust in Zark.