Obscura drummer plays Blotted Science Song

Obscura drummer Hannes Grossmann practising Blotted Science

Dream Theater - A Change of Seasons (Drum Cover)

Hannes Grossmann (Obscura) plays Blotted Science @ Maydrums

528Hz, Destroying unconscious blockages, Healing Frequency, Cleanse Negative Energy #40

Jendral Tentara Sengaja Dimasukan Ke penjara Brutal Untuk Membantai Para Penguasa - Alur cerita film

The Faceless - Planetary Duality - Drum Cam

Bobby Jarzombek "Peppered Cancer"

ドラマーが「ドラム」の技を13段階の難易度で披露 | Levels | WIRED Japan

Drum Teacher Reacts: HANNES GROSSMAN (OBSCURA) 'Ingesting Blatteria' | Blotted Science 2020 Reaction

Romain Goulon "Event Horizon"

Hannes Grossmann (Obscura, Blotted Science) - "Alien Utopia" Drum Cam

WHIPLASH DRUM SOLO - GREYSON NEKRUTMAN

Mike Portnoy - Octavarium

NaFF TOP Playlist HQ Sound | Nostalgia Musik 2000an

Hannes Grossmann (Alkaloid, Blotted Science) - drumtalk [episode 25]

Can The World’s Fastest Drummer Conquer “Through The Fire And Flames”?

Blotted Science | Ingesting Blattaria | One-Take Cover

Hannes Grossmann - Alter Magnitudes (drum playthrough)

13 Levels of Drumming: Easy to Complex | WIRED

Hannes Grossmann (Obscura) - "James' Brownie" playthrough