Animation based on How to Train Your Dragon. Mildew helps Alvin to kidnap Hiccup and Toothless by forging Bork's night fury notes. However, Mildew is imprisoned himself when he is no longer of any use to Alvin. Hiccup reluctantly allows Mildew to help him find Toothless and escape Outcast Island. It is a final test of Mildew's loyalty to Berk. Show less