MXR Il Diavolo OverdriveThe Il Diavolo Overdrive, designed in collaboration with premier Italian pedal designer Carlo Sorasio, features a classic circuit thats been hot rodded for enhanced midrange and low end frequencies. Thanks to the Hi Low switch, this pedal gives you access to a wide range of symmetrical and asymmetrical tones, from a smooth organic boost to sweet, smoky overdrive to full on grind.