📋About

De Mortem Et Diabolum dominates Orwo Haus from December 4-6, 2026 with three days of dark black metal ceremonies. The festival presents extreme acts like Schammasch, Swiss avant-garde black metal formation known for epic compositions, Darvaza, who unite orthodox black metal with occult atmospheres, Phosphorus, masters of atmospheric metal, and The Spirit (DE), German black metal hope with melodic elements. The event dives deep into the dark worlds of dark ambient and extreme rock. De Mortem Et Diabolum is not an ordinary festival but a ritual experience for followers of black metal and occult soundscapes. In the industrial ambience of Orwo Haus, visitors experience three nights of blast beats, tremolo riffs and atmospheric darkness. For lovers of extreme music, this winter festival is a pilgrimage site where the boundaries between music and ceremony dissolve.