N·G Medien Promotion Tape (Album)
Opera Multi Steel - Cathédrale (Album)
Opera Multi Steel - Opera Multi Steel (Album)
Opera Multi Steel - Réminiscences (Album)
Opera Multi Steel - The Best Of (Album)
N.G. Medien Promotion Tape (Version October 1989) (Compilation)
Opera Multi Steel - Days of Creation (Compilation)
Opera Multi Steel - Figures De Style (Compilation)
Opera Multi Steel - January 1989 (Compilation)
Opera Multi Steel - Jardin Botanique (Compilation)
Opera Multi Steel - Parachevement De L'esquisse (Compilation)
Opera Multi Steel - Parachèvement De L'Esquisse (Compilation)