കഥാസംഗ്രഹം — Legend of the BoneKnapper Dragon (2010)
റിലീസ് ചെയ്തത്: 2010-10-15
The film follows Hiccup and his young fellows accompanying their mentor, Gobber, on a quest to kill the legendary Boneknapper Dragon. An extra that accompanies the film "How to Train Your Dragon".