Pedals that stack with the Electro-Harmonix Satisfaction

Univox Uni-Vibe

Run Univox Uni-Vibe after Electro-Harmonix Satisfaction in the signal chain, clear of Electro-Harmonix Satisfaction's own gain stage

Aguilar Octamizer (Bass Octaver)

Run fuzzy into Aguilar Octamizer (Bass Octaver) for more octave on top

Z.Vex Super Hard On

Run fuzzy into Z.Vex Super Hard On for more clean boost on top

Strymon OB.1 Bass

Strymon OB.1 Bass's own clean boost character is the real reason this is worth trying

Walrus Audio Melee Wall of Noise Black

Put Walrus Audio Melee Wall of Noise Black after Electro-Harmonix Satisfaction in the signal chain, clear of Electro-Harmonix Satisfaction's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Pigtronix Echolution

Keep Electro-Harmonix Satisfaction's fuzzy voice out front: Pigtronix Echolution goes after Electro-Harmonix Satisfaction in the signal chain so its modulated voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)