This alias for Supersempfft / Robeterwerke was used mainly in the 1990s for newer music by the same two guys.
See also
Rusty Wunderverke (with a v), and its name variation Wunderverke (also with a v)—an alias of
Rusty Egan (solo) which was chosen in an attempt to share The Wildstyle royalties with this duo, whose studio was used for the recording of that song.