Mr. X
Author

• Known as active in 1990
• Known as member of Defcon in 1990
• Also with this name: Mr. X (D-Tect, Triplex) (DE), Mr. X (Taurus) (ZA), Mr. X (Ivory (Norway)), Mr. X (Outlaws) (FR), Mr. X (Giants, Strange, Rave Network Overscan, Apathy, Instinct, Team Extreme, Mantra) (NO), Mr. X (Corner Crackware Inc), Mr. X (Octagon), Mr. X (Omen), Mr. X (SK), Mr. X (Heresy (Sweden)) (SE)