Skirmish in the Garel City Spaceport During the early rebellion against the Galactic Empire , in the fourth year before the Battle of Yavin , a skirmish was fought in Garel City Spaceport on the planet Garel between members of the rebellion and stormtrooper s of the Galactic Empire . The skirmish occurred during a mission , led by rebel Sabine Wren , to retrieve a droid named EG - 86 for the rebellion . Also involved was Ketsu Onyo , a Black Sun bounty hunter who also wanted the droid . The rebels and Onyo escaped and , after Wren and Onyo joined forces , were able to successfully deliver the droid to R2 - D2 , working on behalf of Senator Bail Organa , at the rebel rendezvous known as Havoc Outpost . Prelude . In 4 BBY , Phoenix Leader Hera Syndulla sent Sabine Wren along with Chopper and Ezra Bridger on a mission to pick up a courier carrying valuable intelligence for the rebellion . While Hera did not know what this courier looked like , she told her comrades that the individual would answer the code - phrase " It ' s a long way to Alderaan . " They were to meet the courier in Garel City Spaceport and then transport it to Havoc Outpost , where the courier would be picked up by other members of the rebellion . Unknown to the Spectres , the Black Sun crime syndicate had also assigned the bounty hunter Ketsu Onyo on a mission to collect the courier . Ketsu was a former friend of Sabine , who had helped Sabine escape the Imperial Academy on Mandalore and then became bounty hunters together . However , Ketsu had turned " greedy " and left Sabine for dead before joining the Black Sun by herself . Sabine was later rescued by the Spectres who gave her a second chance in life . The skirmish . Upon arriving in Garel City Spaceport , Sabine and Ezra began greeting passengers they encountered with " It ' s a long way to Alderaan . " However , they were only met with bemused stares and shrugs . After the terminal had emptied , Ezra discovered that the courier was a GNK - series power droid called EG - 86 . Before they could proceed with the rest of their mission , the three rebels and EG - 86 were cornered by Ketsu . Following a tense reunion , Ketsu demanded that the rebels hand over EG - 86 . Sabine refused and the two former classmates prepared for a gun duel . Before the two belligerents could commence the duel , a squad of stormtrooper s arrived in the terminal and ordered them to leave . Ketsu however responded by shooting the stormtroopers , sparking a gun battle . Amidst the fighting , the Spectres and EG - 86 managed to board a GX1 short hauler and deactivate the ship ' s pilot droid . While taking off , Ezra fell out through the side door and was left behind . Meanwhile , Ketsu was surrounded by several stormtroopers who ordered her to lower her firearms . However , the Mandalorian bounty hunter was able to take out the stormtroopers in hand - to - hand combat . She then retreated by jumping onto a departing shuttle and then jumping onto the roof where her starship " Shadow Caster " was waiting . Determined to capture the GNK power droid , Ketsu followed Sabine ' s ship into space . Aftermath . Once in space , Sabine and Chopper attempted to jump into hyperspace . However , Ketsu appeared with the " Shadow Caster " and disabled their shuttle ' s hyperdrive . She also opened fire on their shuttle , damaging the blast door and sucking Chopper out into hyperspace . However , Chopper turned this situation to his advantage by creeping up behind the " Shadow Caster " and sabotaging the ship ' s turret cannon while Ketsu was issuing an ultimatum to Sabine . Ketsu then managed to capture Chopper and offered to negotiate with Sabine . During the negotiations , Sabine refused to back down and abandon her mission ; emphasizing her devotion to the rebellion . Despite the estranged relationship , Sabine was willing to forgive Ketsu . Sabine ' s devotion to the rebel cause and grace won over Ketsu and the two reconciled their friendship . After an " Arquitens " - class command cruiser showed up , the rebels and Ketsu worked together to escape by blowing up their stolen shuttle . The resulting explosion caused significant damage to the Imperial warship . Meanwhile , the Spectres , Ketsu , and EG - 86 traveled on the " Shadow Caster " to Havoc Outpost . There , they delivered EG - 86 to a group of Alderaanian rebels that included the astromech droid R2 - D2 . Due to her efforts to help the rebellion , Ketsu regained Sabine ' s friendship while also gaining the favor of the rebellion . Later , she assisted the Phoenix Cell by identifying Berzite ' s moon in the Yost system as a potential site for a rebel base . After Imperial forces attacked Phoenix Squadron , Ketsu aided the rebels by using the " Shadow Caster " to clear a path for the " Ghost " to land in the rebel flagship " Phoenix Nest " . Unknown to Ketsu , the Empire had set a trap in the Yost system . However , the rebels were able to escape that trap due to the efforts of Chopper and the former Imperial inventory droid AP - 5 . Behind the scenes . The Skirmish in Garel first appeared in the " Star Wars Rebels " episode " Blood Sisters " , which first debuted on Disney XD on November 18 , 2015 . It introduced a new character Ketsu Onyo , who was voiced by Gina Torres .