The 901st Legion was an elite legion of clone troopers in the Grand Army Of The Republic. It was led by Clone Commander CC-5162/16-71, who was secretly a member of the 353rd Legion, sent by the 353rd's commanding officer, Delta-3530, to command and lead the 901st, where the 901st were stationed on Sarapin. During the First Battle Of Sarapin and Second Battle Of Sarapin, Sora and members of the 901st assisted Delta-3530 and the aiding clone forces, in defending Sarapin from the CIS Sev'rance Tann and her droid forces.