RC-1Z was a protocol droid who belonged to the Ithorian swooper Draknus during the Galactic Civil War. After the Battle of Yavin, RC-1Z, along with RC-2X and RC-3T, helped Draknus to manage the Mos Entha race track on the planet Tatooine.
RC-1Z was 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. The game was shut down on December 15, 2011. RC-1Z 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.