Pedals that stack with the Mad Professor Simble Overdrive MK2

Klon Centaur

Simble's warm, singing breakup stacks consistently onto the Klon's midrange boost for a smoother, more sustained drive.

ProCo RAT 2

Stack the RAT's cutting drive after the Simble for a two-stage build from warm breakup into tighter distortion.

MXR Dyna Comp

The Dyna Comp evens out pick attack before the Simble's warm, singing breakup takes over.

Walrus Audio Lillian

Let the Lillian's subtle analog phasing trail the Simble's warm breakup for gentle movement on top of the drive.

Dawner Prince Boonar

Behind the Simble's warm, singing overdrive, the Boonar's tube-driven repeats trail a harmonically complex signal instead of a bare one. — goes in the amp's FX loop (or last, into a clean amp)

Boss DD-200 Digital Delay

The Simble's warm, singing boutique breakup feeds the DD-200's shimmering digital repeats a driven signal instead of a clean one. — goes in the amp's FX loop (or last, into a clean amp)