Dragons: Riders of Berk Season 4 Episode 7 Snow Way Out Episode Title:Snow Way Out.Episode Description:The riders are testing new battle armor for their dragons when Astrid arrives with intel from Johann that the hunters are in search of the Snow Wraith to get a tooth to power the Dragon Eye. Astrid is separated from Hiccup in a snowstorm, and Astrid finds Heather camped out on a nearby cliff. It is revealed that Heather is acting as a spy and she gave Astrid the information, but when Astrid proposes that they tell Hiccup the truth, Heather declines. Astrid brings the other riders to a cave where the Snow Wraith is hibernating, while Heather's attempts to mislead Ryker fail and he finds the cave on his own. Ryker meets with Hiccup demanding the Dragon Eye, but Heather manages to foil his plan to take it and Ryker instead seals them in the cave, using them to flush out three Snow Wraiths. 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.