Dropped by (***no spawn table):

• Iceclad Ocean
• a frost giant scout (1%)
• a shadow guardian (1.3%)
• Graktar Bluehammer (2.8%, 0.028 avg drops per kill)
• a snow dervish (0.49%)
• a frost giant elite (1%)
• pulsating icestorm (31%)
• Eastern Wastes
• a snow dervish (14%)
• a blizzard dervish (30%)