While Astrid, Snotlout and the rest of the gang are challenging each other to dragon races, Hiccup and Toothless journey through the skies, charting unmapped territories and exploring new worlds. When one of their adventures leads to the discovery of a secret ice cave that is home to hundreds of new wild dragons and the mysterious Dragon Rider, the two friends find themselves at the center of a battle to protect the peace.

Eragon is an orphaned farm boy whose destiny is sealed forever when a mystic stone chooses him for its keeper. This is no ordinary stone, this is the last surviving egg of the dragon race. Eragon is now the new Dragon Rider, the boy who will be a savior to the repressed peoples of the Kingdom. The Kingdom is ruled by the wicked King Galbatorix and his evil wizard Durza. Eragon, together with his mentor, Brom, the gracious dragon Saphira and the beautiful...