Season 4

01 Defenders of the Wing (2) Episode 117th February 2017 To prove they're on the same side and pose no threat, the Dragon Riders try to rescue Queen Mala's dragon, which Viggo stole to destroy Dragon's Edge. 02 Gruff Around the Edges Episode 217th February 2017 Tuffnut is eager to impress his visiting cousin, Gruffnut. But Ruffnut is suspicious of his real reasons for coming to Dragon's Edge. 03 Midnight Scrum Episode 317th February 2017 The Dragon Riders attend Berk's 400th anniversary celebration, where a bounty on Hiccup's head casts a dark shadow over the festivities. 04 Not Lout Episode 417th February 2017 After getting bad advice from his father, Snotlout tries to seize leadership of the Dragon Riders and starts making reckless decisions on his own. 05 Saving Shattermaster Episode 517th February 2017 Hiccup and Heather are shocked to see Dagur among the Dragon Hunters. Snotlout undergoes the Trials, a series of tests he must pass to be Mala's king. 06 Dire Straits Episode 617th February 2017 Viggo gets angry at the dragon riders continually interfering with his business and uses a deep sea dragon, the Submaripper, to control Berk's trade. 07 The Longest Day Episode 717th February 2017 During the week of the Midnight Sun where the sun doesn't set for a week, Hiccup must deal with sleep deprivation and a dangerous new dragon. 08 Gold Rush Episode 817th February 2017 Hiccup and the Riders, with help from Dagur hatch a plan to steal Berk's gold back. 09 Out of the Frying Pan Episode 917th February 2017 When the Eruptodon can't take its egg into the Great Volcano, Hiccup and Fishlegs must go into the dangerous volcano with the egg before it's too late. 10 Twintuition Episode 1017th February 2017 When the Twins journey to the Northern Markets to fix their prized mace, they end up stumbling onto a secret project by Viggo and the Dragon Hunters. 11 Blindsided Episode 1117th February 2017 While rescuing the dragons from a fire in the stables caused by a powerful lightning storm, Astrid suffers an injury that leaves her blind. 12 Shell Shocked (1) Episode 1217th February 2017 After months of planning, Hiccup launches an operation to capture the Dragon Eye from Viggo, only to find that someone else has beaten them to it. 13 Shell Shocked (2) Episode 1317th February 2017 The Riders learn of Ryker's attack on the Edge and attempt to stop the Shellfire and keep the Dragon Eye from being reclaimed by the Hunters.