RCO Pedals Valhalla (compares to the Diezel VH4) 2021 White with black knobs | Reverb
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Blackhawk Gandalf and Valhalla fuzz 2 in 1 (one knob version) - YouTube
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Guitar Pedal X - GPX Blog - Blackhawk Amplifiers' Mithrandir and Valhalla are two Superior Extended-Range Takes on Super-Fuzz and 2-Transistor Style Fuzzes