Zweizz is the primary performing alias of Norwegian musician and composer Svein Egil Hatlevik (born May 27, 1977).Hatlevik started using the Zweizz alias in 2003 after leaving the Norwegian black metal group Dødheimsgard. According to Hatlevik, Zweizz should be considered a one man band, not a solo project. Hatlevik defines the musical style of Zweizz as a mixture of IDM, noise, electroacoustic music and black metal.Hatlevik also uses the pseudonym Zweizz in other bands which he is also a membe