Permafrost

Permafrost is a Warden Class Ability, found in the Winter’s Embrace Skill Line.

Permafrost
200 Ultimate Target: Self Base Skill: Sleet Storm
Twist a violent storm around you, dealing 158 Frost Damage every 1 second for 12 seconds to enemies around you and reducing their Movement Speed by 70% and applying the Chilled status effect. You and nearby allies gain Major Protection, reducing your damage taken by 10%.

Permafrost is a morph of the Sleet Storm base skill. The other morph is Northern Storm.