All of the Black Birds are adorned in black bird-like costumes with red accents. Unlike the Bird Styles of the Science Ninja Team, the Black Birds wear masks that cover their faces
Most members are male and have gone unnamed, although Jun's childhood friend Kouji wound up becoming part of the group.
No women appear to be part of the group, as the "Devil Star" assassins are essentially the Black Birds' female counterparts.
- Vic Mignogna voiced the leader of the Black Birds in episode 24 of ADV Films' dub.