Pedals that stack with the Fuzzrocious 420 Fuzz V2

Z.Vex Super Hard On

Z.Vex Super Hard On stacks clean boost on top of the fuzzy already here

Caroline Guitar Company Parabola State Tremolo

Keep Fuzzrocious 420 Fuzz V2's fuzzy voice out front: Caroline Guitar Company Parabola State Tremolo goes after Fuzzrocious 420 Fuzz V2 in the signal chain so its clean boost voice doesn't muddy it

Walrus Audio Ages

Run fuzzy into Walrus Audio Ages 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

Cusack Music Delay TME

Keep Cusack Music Delay TME after Fuzzrocious 420 Fuzz V2 in the signal chain, clear of Fuzzrocious 420 Fuzz V2's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Walrus Audio Mako D1 High-Fidelity Stereo Delay V1

Keep Fuzzrocious 420 Fuzz V2's fuzzy voice out front: Walrus Audio Mako D1 High-Fidelity Stereo Delay V1 goes after Fuzzrocious 420 Fuzz V2 in the signal chain so its pristine voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)