You are going to Watch Dragons: Riders of Berk Episode 7 online free episodes with HQ / high quality. Stream cartoons Dragons: Riders of Berk Episode 7 Online How To Pick Your Dragon. A rogue sea dragon is attacking Berk’s fishing ships, but Stoick and his men have been unable to pursue the dragon by sailboat. Hiccup tries to convince Stoick that he needs a dragon of his own for just such occasions. But once Stoick has gotten the taste of it, he decides to use Toothless for his own, so Hiccup needs to find a new dragon for Stoick in order to get his friend back.