Biography
Essoupi was a black ambient duo from Bornholm, Denmark, formed by Ammonium (vocals) and Stryknin (programming). They only released a demo tape in 1999 titled "Aktiv dødshjælp".
Ammonium (aka Hugin) was also a member of Skjold, Aranrùth and Sansager.
Biography text from Last.fm, available under CC BY-SA.