Demon Lords are powerful and often malevolent beings found in various mythologies, fantasy literature, and role-playing games. They are typically depicted as rulers of the underworld or realms of darkness, commanding legions of lesser demons and other supernatural creatures. Their abilities often include immense strength, magic, and the power to manipulate reality. In many stories, Demon Lords serve as antagonists, challenging heroes and adventurers. They may be associated with specific themes, such as chaos, destruction, or temptation. Popular examples include Demogorgon from Dungeons & Dragons and Sauron from The Lord of the Rings, each embodying unique traits and motivations.