Variac-overdrive-2 Variac Overdrive front shot By Brian Marshall|2014-07-19T03:46:45+00:00July 19th, 2014| Share This Story, Choose Your Platform! FacebookXRedditLinkedInTumblrPinterestVkEmail About the Author: Brian Marshall I'm Brian, founder of Subdecay, effects designer, janitor and whatever needs to get done do-er.