SilentShadow is a pseudonym for the RPG and Videogame designer. The real name is unknown, and cannot be found out.
SilenShadow created and designed the C64 roleplay videogame "Die dunkle Dimension" one of the first german RPG videogames. Some years later he created the Pen & Paper RPG with the same name.
The Videogame (C64) and the RPG are free for download.