Silverbacks were first mentioned in the 2011 Legends video game Star Wars: The Old Republic, and were canonized by The Rebellion Begins, a 2014 junior novelization of Star Wars Rebels: Spark of Rebellion.
- Star Wars Rebels: The Visual Guide
- Star Wars Rebels: Head to Head
- Who Are the Rebels?
- LEGO Star Wars Rebels
- "Blaster" — Star Wars Insider 156