There are at least 2 bands under the banner of "Gespenst".
1. Post-rock from Malaysia.
2. Black metal from Denmark.
1. Gespenst is Syahmi Rawi and Zuhair Rawi, a duo known by their minimal riffs and sounds but presented in a big and cinematic style. Every note and riff in each song has its own emotion and shaped by ambient sounds and heavy soundscapes. Gespenst is influenced by the sound of Pg.Lost, Khoma, Mono, and Maybeshewill. Read more on Last.fm