Fredric Effects - Mutant FuzzThe Mutant Fuzz is Fredric Effects' version of the Os Mutantes (Regulus VIII) fuzz. The Regulus VIII is similar in topology to a silicon Fuzz Face, but with a more gritty and trebly character. The Mutant Fuzz is pretty much a straight clone with some added power and RF interference filtering so it won't pick up the radio like the originals sometimes do! The level of gain is fixed at 'just right', although you can roll back your guitar volume pot to