In the action-packed Sif: Even Dragons Have Their Endings, Marvel's Tales of Asgard trilogy tells of the adventures of another of the realm's greatest warriors.When the nearby village of Flodbjerge is terrorized by a dragon, one of its citizens races to Asgard seeking the help of Thor. But with the God of Thunder incapacitated following a battle, it is Sif who must answer the call - much to the villager's dismay. Despite being one of Asgard's most skilled fighters, Sif is used to being doubted.She's also used to overcoming those doubts.There's a reason Sif is known as the Unstoppable. But both her reputation and her life are on the line as she faces the fearsome dragon, Oter. The face-off won't be straightforward either - the winged beast has a secret that Sif will have to unravel in order to defeat him before the village and its people go up in flames.Sif: Even Dragons Have Their Endings will be followed shortly by the final volume of the Tales of Asgard trilogy, Warriors Three: Godhood's End, also written by Marvel veteran and popular fantasy author Keith R.A. DeCandido.