Hannes Grossmann
 | Sky Sharks (2020) German Soldier Hans Gross / WWII |
 | TRIPTYKON: Requiem (Live at Roadburn 2019) Himself (percussion) |
| | Sky Sharks (2020) German Soldier Hans Gross / WWII |
| | TRIPTYKON: Requiem (Live at Roadburn 2019) Himself (percussion) |