No.1 Bestselling Series from the Blue Peter Award winning author of How To Train Your Dragon. Enter a land of wizards, warriors, mythical creatures and powerful magic in an exciting new fantasy adventure. Wish and Xar are now outlaws on the run, hunted by Warriors, Wizards and worst of all, by Witches ... Can they find the ingredients for the Spell to Get Rid of Witches before the Kingwitch gets his talons on Magic-that-Works-on-Iron? Their next Quest is the most terrifying and treacherous of all. .. And someone is going to betray them ... are you ready to Knock Three Times?