Detheroc is a Dreadlord (also known as the Nathrezim). He and his brothers Varimathras and Balnazzar were put in command of the ruins of Lordaeron while waiting for further command from Archimonde. It is supposed that he and Balnazzar are responsible for subjugating Lord Garithos and his men. He was then betrayed by Varimathras and killed by Sylvanas Windrunner.

Appears in Warcraft III: The Frozen Throne