Relationships
Helmut Prösch has no relationships.
Appearances
| Date | Title | Attributes | Artist | Length |
|---|---|---|---|---|
| engineered | ||||
| Die Stadt | assistant | Necronomicon | 7:18 | |
| In Memoriam | assistant | Necronomicon | 6:56 | |
| Prolog | assistant | Necronomicon | 7:31 | |
| Requiem der Natur | assistant | Necronomicon | 10:49 | |
| Requiem vom Ende | assistant | Necronomicon | 7:47 | |
| Tips zum Selbstmord | assistant | Necronomicon | 4:47 | |