第 4 季 共 13 集
播出时间:2017年2月17日
第 1 集 Defenders of the Wing: Part 2
播出时间:2017年2月17日
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.
第 2 集 Gruff Around the Edges
播出时间:2017年2月17日
Tuffnut is eager to impress his visiting cousin, Gruffnut. But Ruffnut is suspicious of his real reasons for coming to Dragon's Edge.
第 3 集 Midnight Scrum
播出时间:2017年2月17日
The Dragon Riders attend Berk's 400th anniversary celebration, where a bounty on Hiccup's head casts a dark shadow over the festivities.
第 4 集 Not Lout
播出时间:2017年2月17日
After getting bad advice from his father, Snotlout tries to seize leadership of the Dragon Riders and starts making reckless decisions on his own.
第 5 集 Saving Shattermaster
播出时间:2017年2月17日
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.
第 6 集 Dire Straits
播出时间:2017年2月17日
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.
第 7 集 The Longest Day
播出时间:2017年2月17日
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.
第 8 集 Gold Rush
播出时间:2017年2月17日
Hiccup and the Riders, with help from Dagur hatch a plan to steal Berk's gold back.
第 9 集 Out of the Frying Pan
播出时间:2017年2月17日
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.
第 10 集 Twintuition
播出时间:2017年2月17日
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.
第 11 集 Blindsided
播出时间:2017年2月17日
While rescuing the dragons from a fire in the stables caused by a powerful lightning storm, Astrid suffers an injury that leaves her blind.
第 12 集 Shell Shocked: Part 1
播出时间:2017年2月17日
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.
第 13 集 Shell Shocked: Part 2
播出时间:2017年2月17日
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.