This mask is the burial mask of an ancient king who worshipped Tiamat.  While wearing this mask, you gain resistance to cold, fire, and lightning damage.  You also gain a +2 bonus to AC.

Notes: Resistance: Cold, Resistance: Fire, Resistance: Lightning, Bonus: Armor Class, Inspired by Otar, the dragon priest mask from TES V: Skyrim. The original enchantment grants 30% fire, frost, and shock resistance., dragonborn, Buff, Headwear