Guard Marcus.
This article contains lore taken from Warcraft III: Reign of Chaos, Warcraft III: The Frozen Throne, the manuals, and/or official bonus maps.
Guard Marcus was a footman of Garithos' Enforcers who was stationed in the dungeons of Dalaran along Guard Trogdar to guard prisoners. He guarded Kael'thas Sunstrider's prison and taunted him until Lady Vashj freed him. Marcus was killed in the process.[1]