Vox Valvenergy Mystic Edge Electric Guitar AC Distortion Effect Pedal – All Music Inc.
Guitar Pedal X - GPX Blog - Vox's Valvenergy NuTube Mystic Edge AC30 style and Copperhead Drive JCM800 style Overdrive / Preamps are fairly decent budget options for those genres
Willamette Valley Music Company - VOX VALVENERGY Mystic Edge Valve Distortion Pedal VEME