Legal name: Marco Haas
Also performs as: Shrubbn
Marco Haas (born 1975) is a punk techno DJ known by the stage name T.Raumschmiere who has released two albums of aggressive electropop. He has worked with notables such as Miss Kittin and Ellen Allien, and helped found the Shitkatapult record label. He is also partly responsible for the mid-2000s resurgence of the schaffel beat.