Valdemar universe. Mage winds trilogy

In The Mage Winds trilogy, which began with the best-selling novel, Winds of Fate, author Mercedes Lackey continues the epic that started with her first published book, Arrows of the Queen introduced readers to the remarkable land of Valdemar, the kingdom protected by its Heralds—men and women gifted with extraordinary mind powers—aided and served by their mysterious Companions—horselike beings who know the many secrets...