Demented Frostcaller is a 4 Mana Cost Rare Mage Minion card from the Whispers of the Old Gods set!
After you cast a spell, Freeze a random enemy.
Flavor TextHe prefers that you refer to him by his nickname: 'Frostwaker.'
Demented Frostcaller Additional Information
- Demented Frostcaller will attempt to Freeze a non-frozen character. [Source]