The Night and the Fury Dragons: Riders of Berk : Season 4 Episode 3
TV-Y7 (Universal Kids) Cartoon Network 22m int(0)
Aired: October 3rd, 2013 @ 2:00 AM EST on Cartoon Network
The kids go on a dragon survival training mission to Dragon Island, where they encounter Dagur, the Berserker Chief, who has become obsessed with hunting the Night Fury.