2 items: Adds 1096 Maximum Magicka
3 items: Adds 657 Critical
4 items: Adds 129 Damage
5 items: When you deal Frost Damage, you deal an additional 238 Flame Damage to all enemies within 8 meters around the initial target. This effect can occur once every 1 second and scales off the higher of your Weapon or Spell Damage.

Type: Dungeon
Location: Direfrost Keep
Style: Nord

Obtainable items:
Jewels
Weapons
Heavy Armor