The Black Warriors’ real insignia is unknown. Salvage from Warrior raids shows a small, simple Jolly Roger set against a black square on the rear panels of Warrior ‘Mechs and vehicles.
Per FM:Periphery, page 103.
The Black Warriors strike in anonymity, never announcing the identity of their unit and often using deceptive call signs, colors and insignia to make opponents believe other units are attacking them.
Per FM:Periphery, page 103.