Billy [Bilag til Fantomet #9/1989]

Billy [Bilag til Fantomet #9/1989] is a single-issue Danish comic supplement from 1989, released by Semic alongside The Phantom #9. Centered on the character Billy, this one-shot serves as a brief companion piece to the main series, offering a self-contained story for readers of the era. While it has a limited lifespan, it stands as a niche curiosity within the broader Phantom publishing history.