“There were parts of Toril where the blue haze was actual flame, and it corrupted those trapped in its wake. Like these unfortunate souls,” the shorter one continued, pointing at the dead goblins. “We call them plaguechanged. They have no idea who they are anymore. Their sanity is gone, they lash out with violence, and often kill anything in their path.” “What about you two? You both have a sort of…,” Haryk asked, pointing at his own forehead, indicating their glowing marks. “Me and my brother are known as spellscarred, those who survived the azure flames. Think of it as a mild form of plaguechanged,” the short one said, touching his forehead. “And before you ask, we are not contagious and it doesn’t hurt.”
Excerpt from 'The Promise' - Chapter 19: 'Spellscarred'