Garn Stewer was a human male who acted as chief technician of the starship maintenance crew in the Alliance to Restore the Republic's base on the moon Yavin 4. His team knew the T-65 X-wing starfighters, BTL-A4 Y-wing assault starfighter/bombers and UT-60D U-wing starfighter/support crafts that they maintained as well as the rebel pilots that flew them, and Stewer made sure there was a symbiotic relationship between the pilots and ground crew in the base. The chief would often implore the pilots with exhausted futility to not damage "his" starfighters; however, these complaints masked a good humor shared between Stewer and his crew and the pilots. In the year 0 BBY, he was present in the base's hangar when the criminal Jyn Erso was brought in to take part in Operation Fracture. Stewer had