Marcus Gaw was a Human male who was a bloodlord of the Darkwalkers during the Galactic Civil War. Sometime following the Battle of Yavin, he was killed by an officer of the Royal Naboo Security Forces during the rescue of Karl Eckener, who was held hostage by the Darkwalkers in their cave.
Marcus Gaw appeared as a non-player character in the 2003 video game Star Wars Galaxies, a massively multiplayer online roleplaying game developed by Sony Online Entertainment and published by LucasArts, prior to its closure on December 15, 2011. Marcus Gaw was added to the game as part of the "Legacy Quest" with the release of the "Publish 25", a.k.a. the "New Game Enhancements," on November 15, 2005.