The Ten Deaths are regarded as fabrications of folklore, but not personifications of Odium's destructions.[1] However, as is elucidated in Dalinar's visions, they were very real experiences.

Yelig-nar, called Blightwind, was one that could speak like a man, though often his voice was accompanied by the wails of those he consumed.

–Quoted by Jasnah from the author, Traxil, the authenticity of which she doubts[1]

Fighting, even this fighting against the Ten Deaths, changes a person. We can teach you so that it will not destroy you. Come to us. ... this was Midnight Essence, though who released it is still a mystery.

–Unnamed female Knight Radiant to Dalinar in one of his early visions[2]