The hit movie "How to Train Your Dragon" is now a TV series! DreamWorks' Dragons: Riders of Berk is only on Cartoon Network. Hiccup, Toothless, Astrid, Stormfly and all of your favorite characters are back! The vikings of Berk have learned to train dragons. Now, they just have to learn to live with them! Play free Dragons games, meet the characters and watch videos from the show.