Tom and Thunder train a new species of aggressive tidal dragons to help the other riders put out a forest fire threatening ICARIS.

While punished, Tom must sneak out to rescue the Riders from Buzzsaw.

Tom and the riders must work together to rescue Eugene from a dragon’s nest.

Tom sets out to prove Sledkin caused an explosion that injured a dragon in the Hidden World.

When the dragons fall victim to Buzzsaw’s poison darts, D struggles to keep a cool head and find a cure while others panic.

Tom and the riders “borrow” the bathysphere to rescue a dragon from the depths of the Giant Realm Sea.

When Phil threatens to shut down D’Angelo’s new dragon hospital and ban dragons from ICARIS, D’Angelo and a little Hobgobbler have to change his mind.

While Tom struggles with admitting his feelings for Jun, the pair find themselves trapped inside a giant tree with an anxious colony of Woodchipper dragons.

When Thunder accidentally fries Alex’s tablet, Alex goes off on her own and is captured by Buzzsaw.

The Dragon riders enlist the aid of Carla and Hazel and their scientific knowledge to help them prepare for a mission to neutralize Jörmungandr so they can return him to his chamber and seal him back inside.