Delethyrsos was a shadow dragon and the personal mount of Hadrhune in 1375 DR.
Delethyrsos was at his master's side during Hadrhune's secret plot to obtain the Quess'Ar'Teranthvar, and was slain together with Hadrhune by an adventuring party recruited to stop him.
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 Greg A. Vaughan, Skip Williams, Thomas M. Reid (November 2007). Anauroch: The Empire of Shade. (Wizards of the Coast), p. 129. ISBN 0-7869-4362-9.