In Thor's attempt to tame the Scauldron, Meatlug comes under attack, and the fear for Meatlug's safety is the only thing to snap Fishlegs out of the hypnosis. He reveals that Ryker has taken charge of the Hunters and offers to surrender the Dragon Eye in return for Hiccup's help in stopping Ryker, but escapes during an attack on the Defenders of the Wing, leaving the riders with the baby Eruptodon in their care. Hiccup and Fishlegs face continuous difficulties working together to deliver the egg, and things are made worse when a pack of wild Fire Terrors inhabiting the cave kidnap the egg. De Marco October 24, 2013 2013-10-24 1. Meanwhile, Gobber takes Gothi's place as the village healer, however he is far from good at it. Back on Berk, Hiccup asks Gobber and Gothi about the device which he dubs 'The Dragon Eye' Gothi tells them that the key to unlocking the 'Dragon Eye' is a tooth from the Snow Wraith A Strike class Dragon that detects body heat as a form of sight. Sullivan John Tellegen February 17, 2017 2017-02-17 The riders attend Berk's 400 year anniversary, but there is little chance for celebration when they learn Viggo has placed a bounty on Hiccup's head.
Hiccup also discovers a new series of lenses for the 'Dragon Eye'. Viggo reveals that Red Oleander is not harmful to dragons and that he had no intention of poisoning Toothless, having developed a deep respect for dragons after a Monstrous Nightmare saved him from the cave in. Meanwhile the twins, Snotlout, and Astrid search for Chicken, who has gone missing, and find she has started a new family with a wild rooster. The Riders discover an Armorwing that has a Dragon Eye lens welded to its body. When he finds information and a map about an island inhabited by Night Furies within Bork's notes, Hiccup is determined to bring Toothless to his family. Hiccup rescues Viggo from his burning cell and agrees to work together to stop Ryker by using the Submaripper, the Shell Fire's natural enemy, to destroy the fleet while the Defenders' baby Eruptodon helps control the volcano's lava flow. Fearing the possibility her condition may be permanent and her Shield Maiden days are over, Astrid still manages to use her other senses to figure out the Triple Stryke's weakness and finally train it.
A trade takes place, but Gustav decides to stay with Dagur. The riders take it back and nurse its leg to health when Fishlegs discovers the Stinger has gained webbed feet as a result of evolution. The series comes after the short film as the pilot episode and is set about three years after the second season and a few years before the events of , featuring 18—19-year-old characters. Though Ryker attempts to break them by showing their dragons imprisoned, the riders hold their silence. Feeling he may be denying his sister a chance at lifelong happiness, Tuffnut uses a visiting Changewing on migration to fake his death and allow Ruffnut to go with Throk, but Ruffnut refuses to move on by painting her brother's image on the belly of a Changewing she names Snuffnut and Throk refuses to leave without her and attempts to tame Snuffnut on his own. Fishlegs manages to free the Quakens just as their poundings cause the island to sink and have them destroy the Hunters' stone base. Towards the end of her mission, Astrid learns and confirms Heather's true motives for helping the Outcasts-freeing her parents.
Gobber believes it to be the Lycanwing, a mythic dragon whose bite can turn humans into vicious dragon hybrids, and Snotlout preys on Tuffnut's paranoia making him believe he will become a Lycanwing by the next full moon. They learn the tribe is guarded by a lava-eating dragon, the Eruptodon, whom Mala and the others label 'The Great Protector,' but Hiccup soon realizes when the Eruptodon is captured that Viggo was using them as a distraction. When a fire breaks out on the other side of the island, Minden orders all the guards to put it out, leaving the Wingmaidens defenseless to a surprise attack from the Flyers, resulting in Atali being injured and knocked out. To make things worse, the ingredients needed to cure the illness are in Toothless' satchel and all but Fishlegs are caught sick. It is up to Hiccup and his friends to convince him otherwise. After deciding that the Armowing will make the best use of their spare scrap metal, Hiccup, Astrid wearing Hiccup's Betrothal necklace , Snotlout, Fishlegs and Dagur go to the island to find the dragon. Stoick and Astrid try to convince Hiccup that the Singetails must also be treated as the enemy and potentially sacrificed for their victory, but Hiccup remains firm on their innocence and is left lost while the rest of Berk prepares for war.
Hiccup and Stoick leave Berk to gather willowbark for medicine with tensions steadily flaring between them, but they discover that each island they go to is on fire and its willowbark destroyed. Snotlout and Hookfang join forces to gain dominance over the Titan Wing and drive it away, saving the eggs and their mother. Hiccup and Toothless manage to lure the Skrill into a glacier, freezing it once again. Krogan is captured and executed by his employer, Drago Bludvist, for his failure in acquiring the egg and Drago begins to seek out a new Bewilderbeast. Heather refuses to abandon the baby dragon, convincing the riders to leave it on Melody Island to be cared for by the elder Death Song. Hiccup and Toothless decide to face against it one on one and later lead it into a trap, but the Skrill anticipates their plan and traps them instead. Meanwhile, Stoick and Gobber, left in charge while the riders are away, lose Tuffnut's pet chicken and each try to replace it with a new one.
The Deathsong is soon revealed to be alive and gains the chance to escape with the Riders thanks to Stormfly's new blinding light shot, and the Riders find him a more suitable home. Though Viggo manages to get away with Berk's gold, the dragons are still rescued, which Gobber assures Hiccup counts for something. The leader then befriends the riders as the natural protector of them and the island. DreamWorks Dragons is an American computer-animated television series airing on Cartoon Network based on the 2010 film How to Train Your Dragon. Snotlout and Gustav work together to free Dagur, but bit by bit under the gravity of the situation and Snotlout's pressure, Gustav's confidence wanes until he admits his cheating while under Dagur's tutelage. It's dangerous behavior forces the other Gronckles to leave and seek refuge on Dragons' Edge, much to everyone's dismay. Despite Hiccup's orders, Astrid allows Garff to accompany them back to the Edge and to rescue Krogan's Deathsong.
Johann is able to distract the twins and lead Hiccup to the Sandbuster's lair, where he reveals his deception and demands that Hiccup hand over the lenses. Hiccup enlists the aid of his father in tracking down the Rumblehorn, but Stoick comes to question its intentions upon discovering it. Later, it was discovered that Fishlegs was allergic to Gobber's ear wax which he has been using on Meatlug's saddle. When Hiccup attempts to take out Heather, Astrid intervenes and tells him and the others about Heather's plan to learn about the hunters' real leader, Viggo Grimborn, whom everyone is afraid of. According to , executive producer for How to Train Your Dragon, the series was planned to be much darker and deeper than 's previous television series spin-offs, with a similar tone to the movie. With little time to lose, Hiccup and Fishlegs must find a way to cure Toothless and get the ingredients for the cure back to Berk.
But, when Dagur the Deranged escapes from the prison on Outcast Island, he decides to take his revenge on Hiccup. The dragon riders fight off the Changewings and free the leader. Using Mala's advice to look at things differently, Hiccup learns to use the Sentinel's behavior and abilities to his advantage and with help from the Eruptodon, manage to escape, and Hiccup destroys Tuffnut's guide to ensure that no other human will discover Vanaheim. The young Speed Stinger decides to help the riders chase off the pack, and with its help and Hiccup's new wingsuit, drive the Stingers back across the sea. Working together with the Gronkles and Quakens of Dark Deep, the Riders manage to stabilize the volcano, and decide to hold off on returning home to stop the Hunters once and for all.