
After getting bad advice from his father, Snotlout tries to seize leadership of the Dragon Riders and starts making reckless decisions on his own.
The Dragon Riders attend Berk’s 400th anniversary celebration, where a bounty on Hiccup’s head casts a dark shadow over the festivities.
Tuffnut is eager to impress his visiting cousin, Gruffnut. But Ruffnut is suspicious of his real reasons for coming to Dragon’s Edge.
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.
When Viggo offers Hiccup a truce, the wary Dragon Riders investigate and find a potential ally in their fight against the Dragon Hunters.
Snotlout is sent on an undercover mission to Viggo’s dragon auction as part of a plan to rescue the dragons and stop Viggo from getting richer.
Heather’s brother Dagur shows up out of no where and asks Hiccup for help finding her. He wants to learn to ride dragons. Dagur sees Heather on the edge and goes the extra mile to protect her.
Viggo is building an impenetrable fortress that even dragons can’t break through, it’s up to Hiccup and the gang to stop him.
The dragon riders take a dragon egg from the dragon hunters and they try to train the baby dragon. Will they be able to do it?
When Hiccup and Toothless are kidnapped and Toothless is forced to fight other dragons for entertainment, the rest of the dragon riders must save them before it’s too late.
After learning that Fishlegs has been secretly communicating with Heather, the gang invites her to the Edge to convince her to join the Dragon Riders.
When the Dragon Riders fly to an island on a vacation, a small creature there has a special effect on the dragons.
After Astrid makes an alarming discovery, her life comes to depend on a dragon everyone thought was extinct. Her pals race against time to find it.
When a mysterious dragon attacks Spitelouts storehouse, Spitelout and Stoick have different ideas on what to do next.
When things don’t go well while Fishlegs is in charge, he gets another chance to prove he has what it takes to be a leader.
A wounded Fireworm seeks the Dragon Riders’ help in protecting a precious treasure trove from an unfamiliar creature with strange and slimy powers.
While trying to take care of unfinished business, Hiccup and Toothless are lured into a trap. An unlikely rescuer comes to their aid.
After Heather and the Flightmare have been captured by Viggo and the Dragon Hunters, Hiccup must hatch a plan to outwit the dangerous new enemy.
Hiccup and Astrid race to stop the Dragon Hunters from tracking the Flightmare after Heather spills secrets from Viggo Grimborn.
The Skrill returns with a vendetta against Hiccup and Toothless. Hiccup and the Riders must choose a new course of action to stop the vicious dragon.
When a new tidal class dragon, the Sea Shocker, is found in Edge Cove, the riders must help it escape a group of hungry Scauldrons and reunite it with its migrating pod.
Unaware of the war on Dragon’s Edge, Hiccup, Snotlout and Johann discover an island full of dragons that have been wounded by the Dragon Hunters.
When Ruffnut is captured by Dragon Hunters, it’s up to Astrid and Tuffnut to defend Dragon’s Edge from the invading Dragon Hunter army.
Ryker is determined to create a key to the Dragon Eye, so he heads to Glacier Island to find the Snow Wraith that the Dragon Riders are protecting.