The music Captain Seevor was listening to is the same power ballad rock Zeb was listening to back in the episode "The Mystery of Chopper Base". In the season 2 soundtrack, the track is called "Zeb Rock".
The burly Trandoshan Slave Master that brawls with Zeb was named "Proach", a nod to actor Patrick Roach who played similar roles in Raiders of the Lost Ark (1981) and Indiana Jones and the Temple of Doom (1984).
The design for the Ore Crawler is based on the World Devastators, massive flying engines of destruction from the 1991 Dark Horse comic book series "Star Wars: Dark Empire".
The TIE Defender technical readout says, in Aurebesh, "Technical Readouts Contained in this transmission have been rated top secret By Imperial Command: Eyes only".
When Ezra speaks to the ore miner captain he says,"Hello there!", which is a line famously used by Obi-Wan Kenobi.