The Obex was a Nu-class shuttle used by the Republic Navy during the Clone Wars. Around 21 BBY, Clone Captain CT-7567 and Clone Commander CC-2224—nicknamed "Rex" and "Cody," respectively—utilized the Obex as their transport during a routine inspection tour of several Republic outposts across the galaxy. The Obex first brought the clone officers to a tracking station on the planet Pastil, where Rex and Cody discovered that a Separatist spy droid had infiltrated the station. After the clone officers destroyed the droid with the help of the station's clone troopers, the Obex, piloted by Rex, transported the officers to Rishi Station, a listening post on the Rishi moon. However, unbeknownst to Rex and Cody, the listening post had been taken over by Separatist commando droids and, when Rex land