Level 14 - Endless Snowbanks
Staff: Carabel's Icicle
Unlocks: Carabel the Glacial and Gilded Carabel
The sidequest "The Trial of Ice" is in level 14 - Endless Snowbanks. Carabel's Icicle staff is required to complete the quest. To start the quest, extinguish the fires in the surrounding area using ice elemental attacks. If done correctly, a wave of Enemies will spawn. After they have been defeated, you can revive Carabel the Glacial, or Gilded Carabel in Hardcore mode.