Afterwards, the series was named Race to the Edge, the first season of which debuted on Netflix on June 26, 2015. Once out of the cave, the Riders destroy the Flyers' facilities and free the Singetails. 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. Meanwhile, the Wingmaidens entrust the egg with Valka, Stoick recovers from his injuries, Mala and Dagur are married, Fishlegs and Snotlout both begin courting Ruffnut, Hiccup decides to destroy both Dragon Eyes to prevent them from falling into the wrong hands and the Riders leave the Edge to return to Berk. The Riders finally reclaim the Edge, but Astrid discovers Viggo is still alive and has recovered the Dragon Eye, but Hiccup is prepared as his new Dragon Eye is nearing completion. Before setting out, he remembers his dragon scouts are coming and leaves the twins to look after them. However, this is all part of their plan and Hiccup and Toothless escape their cell and rendezvous in Johann's Quarters, only to discover that Johann had moved the Dragon Eye to another location.
Hiccup and Fishlegs develop a mixture of Deathsong amber and Gronkle Iron to stop the lava bursts, but while gathering materials, Hiccup and Astrid discover an older Garff mortally wounded, hinting that the Hunters, who are now led by the masked man who tried to abduct Hiccup and has the ability to control dragons, are continuing activity. As it turned out, this find is also needed and the main enemy of the tribe Daguro Ostervenel, who had just escaped from prison. A trade takes place, but Gustav decides to stay with Dagur. Thanks to Toothless, Hiccup develops a plan to divide and trap the newly christened 'Shadow Wings' one by one, reminding him of the importance of teamwork and strategy, and returns to Dragon's Edge to join the riders in a well-deserved nap in the Edge's basement levels. The three trust the Fire Terrors to take the Eruptodon egg and it safely reaches the nesting ground where it is bathed in the lava. At the same time, Gobber appears and warns Hiccup of an unpleasant change in Stoick back on Berk that is currently driving everyone crazy. They launch their attack and rescue the others, and both sides prepare for their next encounter.
The twins disobey Hiccup's orders and follow the Eruptodon to Vanaheim to complete their Viking travel guide, leaving all the Riders stranded on the island and unable to leave thanks to the Sentinel dragons guarding it, which have developed a counter-defense for every dragon. One by one the riders cure their dragons using salt water, and agree to take vacations at home while Hiccup promises to lighten up on his Viggo obsession. He has formed a very close relationship with his dragon, Meatlug. The second season of the show was titled Dragons: Defenders of Berk. A tornado is a Stoic dragon. She has a strong character, is one of the most courageous of the Dragon Riders, and is very competitive.
Hiccup manages to match Viggo's wit and free the Flightmare and Heather with unexpected help from Dagur, but once again Viggo turns the tables and manages to snatch away the Dragon Eye. Following the events of How To Train Your Dragon, the Vikings of Berk and their former enemies, the dragons, are living together in peace, but this co-existence is not as harmonious as one may think. They discover Garff safe and unharmed, but decide that they must liberate the Deathsong and cut off Krogan's supply of Singetails. The riders are cornered in trying to release it, but receive unexpected help from the Skrill itself in sending the hunters away. It is only the Night Terrors forming the shape of the Fireworm Queen that gets the Fireworms to leave the island. Blinded by their grudge against each other, Toothless runs away to confront the rival alone. They learn that Dagur has been working undercover trying to save Shattermaster from the Hunters, convincing the two to help him save his dragon and the captured Gronkles.
The search for Oswald doesn't end on a happy a note, with Dagur only finding his remains and a last message to him and Heather, though he continues his father's work by helping the Sentinels defend Vanaheim from the rogue Grim Gnasher dragons, and leaves satisfied that his father passed proud. Hiccup and Stoick admit their fault in taking on their burdens alone and promise to confide in each other as allies as well as family. The riders and their allies storm his base, only to find it in ruins along with an injured Viggo. Sullivan John Tellegen February 17, 2017 2017-02-17 Dagur returns to the Edge claiming to know the location of Viggo's gold stores, and joins the riders on a mission to take back Berk's gold. She is later revealed to be Dagur's long-lost sister and pretends to be in league with him in order to get close to him and the newly unveiled dragon hunters.
Though they receive reprimand, Astrid promotes them to full Riders with Gustav as the leader and remains on Dragon's Edge. He is a member of the A-team and rides a Deadly Nadder named Kingstail. Unfortunately fans, most likely, this season will be the final. He is later revealed to be the long-lost brother of Heather. After much effort they finally get it open and Hiccup is able to retrieve the device from a distracted Dagur.
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. While this is happening the twins and Snotlout teach the scouts some of their 'ways' and lose track of them. An unexpected turn of the 4th season is the fact that the inveterate enemy of the Vikings, Dagur Ostervenny, suddenly becomes their ally, helping to save the Ikking. Hiccup plans to use the Flightmare's mist to paralyze the hunters, but Viggo's advanced tactics allow him to escape with the Flightmare, Heather and Windshear as captives, leaving Hiccup to wonder about their dangerous new opponent. Gruffnut is revealed to owe money to the Hunters and promised one of the riders' dragons to pay off his debt. After finding her, the riders scour the beach and the wreck of the Reaper for clues on their whereabouts, but only find a new lens for the Dragon Eye that works with a Changewing's acid.
Cartoon Network via Business Wire. Viggo is less strong than his brother, but for what he lacks in build he makes up for in intellect, frequently tricking and outsmarting the Dragon Riders. Dagur offers her the chance to join with the Berserkers, but she refuses. Hiccup reconciles with Fishlegs and assures him that he would not ever hesitate to leave him in charge in the future. To make things worse, the ingredients needed to cure the illness are in Toothless' satchel and all but Fishlegs are caught sick. The group mostly welcomes her back with open arms, but Hiccup is suspicious of her new, more aggressive behavior. When Astrid runs out of ideas, it's Tuffnut's tricks that manage to give them the advantage while Ruffnut escapes on Windshear.