 Though the only way she could die is if a single drop of her tainted blood hits the ground, Thaegan can use her magic to create a barrier around herself while not needing to cast a spell.Over time her power grew and out of hatred for vitality of the life and beauty, turned the city of D'Or into the site of the Lake of Tears with in occupants turned into various creatures.When the Ralads had known of her treachery, they spoke out against her, so she used her magic to render them mute.