Electro-Harmonix Big Muff Pi with Tone Wicker
The Big Muff with Tone Wicker taps into the sonic power of the legendary  Big Muff Pi to create new tonal possibilities at the flick of a  switch. Create your personal Big Muff by opening up the top end or you  can bypass the tone control for a gutsy distortion that truly makes this  the Wicked Wicker.