MXR Wylde Audio PhaseMaker: MXR Model: Wylde Audio Phase Condition: New Description: Celebrate the 20th anniversary of the explosive collaboration between Dunlop and Zakk Wylde with the MXR Wylde Audio Phase. This pedal adds dimension and dynamics to Zakks legendarily blazing solos and razor sharp leadsall with the twist of a single Rate knob. Take it from a slow grind to a jack hammering pulse, or use it as Zakk does, at the 9 o'clock position for a slow burning sweep.