A dragon rebellion is coming-filled with the meanest, nastiest dragons in the Archipelago. Razor-wings, Tonguetwisters, and Vampire Ghouldeaths are attaching Vikings and seem to be seeking one soul in particular: Hiccup Horrendous Haddock the Third! Only a King can save them...and only a champion with all of the King's Lost Things can be King. In his adventures, Hiccup has collected quite a few "things" himself. But can a scrawny Viking save the entire...

Recounts the further escapades of Hiccup Horrendous Haddock the Third as he continues his Viking training during which he escapes from a boatload of Roman soldiers and searches for his kidnapped dragon.

Someone has stolen the fire stone, so eggs of exterminator dragons are hatching. Hiccup must return the fire stone to the volcano to save the Tribes from being wiped out.

Hiccup, the reluctant Viking hero, has three months, five days, and six hours to discover America, return to Berk, save his father, battle Polar-Serpents, and win the annual Inter-Tribal Friendly Swimming Race.

"A dragon rebellion is coming-filled with the meanest, nastiest dragons in the Archipelago. Razor-wings, Tongue twisters, and Vampire Ghoul deaths are attaching Vikings and seem to be seeking one soul in particular: Hiccup Horrendous Haddock the Third! Only a King can save them ... and only a champion with all of the King's Lost Things can be King. In his adventures, Hiccup has collected quite a few "things" himself. But can a scrawny Viking save...

In Hiccup the Viking's misadventures, the stakes have never been higher, and it's friend versus foe to decide the fate of the world. In this, the penultimate title in the amazing story arc that began with How to Train Your Dragon, Hiccup is faced with a personal dilemma against the backdrop of an impending battle and the possible destruction of everything he knows.