Frost Mage is a class of enemy character residing in The Elder Scrolls Online.
There are several different Thieves that exist in The Elder Scrolls Online, belonging to different factions and
- Ice Barrier:
- Winter's Reach:
- U5: Ice Barrier now correctly appears once the cast has completed (instead of slightly before). 
- U6: Winter's Reach effects are now removed when you escape. 
- U6: Immobilize from Winter's Reach can now be removed by abilities such as Templar Cleansing Ritual.