Guardian Helm

This item will increase your Hero's max Magic Armor by 45+4.5*Quality. Additionally, any Magic Damage dealt to your Hero will heal your Hero 20+2*Quality %.

Bonuses Given from Enchanting
Common: Increases the Magic Armor and Heal bonus by 0+10*Quality %. Legendary: Guardian. Increases Magic Armor by 12+12*Quality if your Hero is under 20% of it's max Health.