Living his whole early life on Geonosis, Gizor Dellso never quite made it to as high a rank as his rival, Sun Fac. Gizor Dellso or was a Geonosian worker and technician of the Confederacy of Independent Systems, for whom he had helped design and construct a signal override device for the Separatist Droid Army, easing the Trade Federation's fears that the droids might be used against them.
