Publisher's blurb: Since the time of the Blizzard War Hrimthyr Isle has been a bastion of evil, home to thousands of Thrym’s barbarous servants. Although the frost giants suffered a bitter defeat a century ago, their strength is building once more. Huge longships packed with giants and orcs once again plague the eastern coast, while within the walls of the mighty fortress of Jarlshof, High Ice King Nagal plans an invasion. This supplement looks at the powers of High Ice King Nagal and the perils that await explorers to the forbidding isle of eternal winter, present four new locales, inroduces seven new prc tribes, and details four new wintry hazards.