Banshee

Banshees were a sect of traders-turned-pirates operating in the Epsilon Eridani system, near the Rust Belt. They specialized in hostile boarding actions against slow, lightly-armed cargo haulers.

RS Glossary entry

Banshees: Extralegal agents operating in near-Yellowstone airspace during the Conjoiner-Demarchist war.
- description from the official RS glossary