Erskin Semaj Erskin Semaj was a human male commander who served as an aide to Senator Mon Mothma in the rebellion and later served in the Alliance to Restore the Republic . He and members of Gold Squadron encountered Hera Syndulla ' s Spectres ' rebel cell the Phoenix Squadron during a mission to escort Mon Mothma to Dantooine to rally the rebel fleet . Biography . Birth of the Alliance . Erskin Semaj served as Senator Mon Mothma ' s senatorial attache during the Age of the Empire . In 2 BBY , Senator Mon Mothma denounced the Galactic Empire ' s role in the Ghorman Massacre and resigned from the Imperial Senate . Erskin and members of Gold Squadron accompanied Mon Mothma into hiding on her Taylander shuttle " Chandrila Mistress " and several Y - wing escorts . With Mon Mothma and her fellow rebels now fugitives , her friend Senator Bail Organa arranged for the group to rendezvous with Phoenix Leader Hera Syndulla and her Spectres in deep space in order to re fuel their ships . After Mothma ' s freighter docked with Hera ' s VCX - 100 light freighter " Ghost " , Semaj and Gold Leader Captain Jon Vander boarded the rebel ship . The two met Hera and her crew Garazeb Orrelios , Ezra Bridger , and the astromech droid Chopper . When Ezra asked what cargo they were carrying , Erskin told them they were not allowed aboard due to security conditions . Hera responded by telling them they were welcome aboard her ship . The " Ghost " then began refueling Mothma ' s freighter ' s Y - wing escorts . While they were refueling , an argument broke out between the pilot Gold Two and the Spectres over secrecy and tactics . When Hera defended her crew , Semaj took a conciliatory stance and remarked that the tactical infiltration pod that the Spectres had encountered earlier was probably looking for them . After an " Arquitens " - class command cruiser and a " Gozanti " - class cruiser exited hyperspace and damaged Mothma ' s ship , Semaj , Mothma , and the remaining crew fled aboard the " Ghost " . Together with the Y - wing escorts , the rebels then fled to the Archeon Nebula . Following their escape , Semaj advised the former Senator Mothma to abandon their mission and return to a safe hiding place on Chandrila . Mothma disagreed and said that she would not hide because her presence at the meeting on Dantooine was not optional . Mothma then briefed the rebels about her plan to convene a meeting of the different rebel factions on Dantooine in order to form a Rebel Alliance . After escaping an Imperial trap in the Archeon Nebula , Semaj and his fellow rebels managed to reach Dantooine where Mon Mothma delivered a speech to the assembled rebel fleet . Road to war . After the Spectres arrived on Yavin 4 aboard the " Ghost " , Erskin Semaj informed the Spectres that Mon Mothma had requested a meeting with them to discuss intelligence from the Lothal resistance leader Ryder Azadi that the Empire was testing a new kind of TIE / D Defender . The Spectres accepted the mission and infiltrated Lothal with the help of the crime lord Cikatro Vizago . Hera Syndulla managed to steal the prototype starfighter ' s flight data recorder and returned to Yavin 4 aboard Ryder ' s U - wing . Erskin and Mothma greeted Syndulla and were both pleased to see the flight recorder . Later , Erskin attended a high - level rebel briefing with Mon Mothma , Senator Organa , General Dodonna , and Syndulla to discuss the threat posed by the TIE / D Defender Elite to the Alliance ' s starfighters . After the Empire launched Protocol 13 , Hera convinced Mon Mothma to authorize a strike mission to take out the Imperial factories on Lothal . Personality and traits . Erskin Semaj was a human male with brown eyes . A senatorial attaché , he wore a blue and white uniform patterned similarly to Rebel SpecForce Pathfinders stationed on Yavin at the time . Semaj was a loyal and protective servant of the rebel leader Mon Mothma . While he sometimes regarded her as too daring , he was a reliable aid and shared her beliefs in fighting for the galaxy ' s freedom . Semaj could also be brusque towards strangers . His pragmatism clashed with Mothma ' s idealism . Behind the scenes . Erskin Semaj first appeared in the " Star Wars Rebels " Season Three episode " Secret Cargo " , which first premiered on Disney XD on March 4 , 2017 . He was voiced by Josh Brener . The character ' s name is a Tuckerization of James Erskine , Story Editor at Lucasfilm .