Guitar Pedal X - GPX Blog - Joseph Maxwell's Demiurge Instruments Killer Pedal Pair - Original and Re-Engineered - Chroma Drive/Boost and Doomy O))) Octave Distortion
Demiurge Instruments Doomy O))) - YouTube
Demiurge Instruments
Demiurge Instruments - Hank : r/guitarpedals
Demiurge | Music Industry Partnership | ICMP London Music School
Guitar Pedal X - News - Joseph Maxwell's Demiurge Instruments Killer Pedal Pair - Original and Re-Engineered - Chroma Drive/Boost and Doomy O))) Octave Distortion
For Sale - Demiurge instruments Black Mountain Signal (Broadcast dual clone) | TalkBass.com