Unlock the secrets of the Dragon Eye and come face to face with more dragons than anyone has ever imagined as Hiccup, Toothless and the Dragon Riders soar to the edge of adventure.

Dagur the Deranged escapes from prison and ventures in the uncharted territories to build an armada against Hiccup and his Dragon Riders. Coming across a cylinder (christened "Dragon Eye") that provides information on the uncharted territories, Hiccup and his quirky team search the region looking for both Dagur and hitherto unknown species of dragons, eventually leaving Berk to build for themselves a new and distant base of operations called Dragon's Edge.—statmanjeff

A group of young vikings set out to explore new worlds and new species of dragons to understand more about the lives they live. They also face new challenges and threats that could destroy everything that they have worked hard for in their lives.—RECB3