<P> Omega Squad is a unit of four Republic commandos featured in the Republic Commando novels . The members wear black armor, and each man is the sole survivor of his previous unit . Omega is led by Sergeant Niner, RC - 1309, who is characterized as serious and protective of the other men . Darman, RC - 1136, is a demolitions expert; he falls in love with Jedi Etain Tur - Mukan, and they have a child . Fi, RC - 8015, is the squad's sniper and medic, and he is described as seemingly easy - going but troubled by the denial of a normal life . Fi suffers a brain injury in True Colors and is declared legally dead when he falls into a coma; medical procedure requires he be euthanized, but he is taken to Mandalore where he eventually makes a full recovery . Atin, RC - 3222, is the squad's technical expert, and he is described as quiet but deeply stubborn . Atin was trained by Walon Vau, unlike the others, and he initially harbors deep resentments for Vau . Corr, CT - 5108 / 8843 later RC - 5108 / 8843, joins the squad upon Fi's injury . Corr is a regular trooper who served as a bomb disposal expert; because of an injury, both arms from the elbows are prosthetic . </P> <P> Captain Gregor, CC - 5576 - 39, is a former commando suffering amnesia and living on the distant planet Abafar . He is introduced in the season five episode "Missing in Action", where a stranded Republic mission discovers him working as a dishwasher in a diner . It is revealed that he lost his memories and sense of identity after a shuttle crash during a devastating battle . He was rescued by his employer, who keeps Gregor's true identity from him to prevent him from leaving, but Gregor is able to regain his sense of duty and his armor to help the Republic . Gregor holds off Separatist droids to allow the Republic mission to escape, and despite his promise to make his way home, he is seemingly killed in an explosion . He later appears in the Rebels television series, set fourteen years after Revenge of the Sith . He is revealed to have removed his inhibitor chip, preventing him from carrying out Order 66 . Now a much older man because of his accelerated aging, he lives on the wasteland planet Seelos and hunts worm - like joopa with Captain Rex and Commander Wolffe . Sometime after the Clone Wars, he suffered a brain injury, causing him to suffer brief periods of apparent insanity . Gregor's commando armor bears yellow markings and an off - white camouflage pattern, and his helmet is adorned with hash - marks modeled after those on Gerry Cheevers' hockey mask . </P> <P> Commander Cody, CC - 2224, leads the 212th Attack Battalion under the command of Jedi General Obi - Wan Kenobi . He first appears in Episode III: Revenge of the Sith during the Battle of Utapau, aiding Obi - Wan against General Grievous on the planet Utapau . He is the first clone trooper to receive Order 66 on - screen, and he obediently commands his troopers to shoot down Obi - Wan and to locate his body to confirm the kill . Cody later appears in The Clone Wars film and its related television series . </P> <P> Cody is distinguished by a scar on the left side of his face . His armor bears orange markings, and he wears visors on his helmets . He is characterized as a cautious but "natural and practical leader" whose "keen ability to strategize, combined with his fierce combat style in the heat of battle, earned him the respect of the Jedi, and of his fellow clones". He is also noted to adhere to standard procedures and protocol . Cody is particularly loyal to Obi - Wan, whom he complemented well, and their relationship is characterized by a mutual camaraderie and trust . Cody is also friends with Captain Rex . </P>

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