The industrial/EBM act Nachtmahr can be an alias for Thomas Rainer, a producer, singer, songwriter, and musician located in Vienna, Austria, whose other projects include L’Âme Immortelle and Siechtum. A long time before founding Nachtmahr, Rainer founded L’Âme Immortelle in 1996 with Sonja Kraushofer, as well as the commercial/darkwave duo proceeded release a some albums in affiliation with Trisol GROUP and, later on, Sony BMG. Also ahead of founding Nachtmahr, Rainer released several albums in cooperation with Joachim Sobczak as the commercial/EBM take action Siechtum from 2000-2002 in affiliation with Trisol GROUP. Furthermore, Rainer was a citizen DJ at Membership Pi in Vienna, where he spun different styles of commercial dance and grew motivated to discovered the solo task Nachtmahr as an wall socket for the creation ideas that found him while DJing. He produced his documenting debut as Nachtmahr in 2007 using the remix-heavy EP Kunst Ist Krieg in affiliation with Trisol GROUP. Rainer after that released his full-length record debut as Nachtmahr, Feuer Frei!, in 2008.