Pedals that stack with the Wampler Leviathan Fuzz

Cordovox FL-8

Keep Wampler Leviathan Fuzz's fuzzy voice out front: Cordovox FL-8 goes after Wampler Leviathan Fuzz in the signal chain so its modulated voice doesn't muddy it

Walrus Audio Ages

Put Walrus Audio Ages in front and the fuzzy tone leans further toward clean boost

Death By Audio Octave Clang

Death By Audio Octave Clang layers octave onto an already fuzzy signal

Pigtronix Echolution

Keep Wampler Leviathan Fuzz's fuzzy voice out front: Pigtronix Echolution goes after Wampler Leviathan Fuzz 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)

Walrus Audio Melee Wall of Noise Black

Run Walrus Audio Melee Wall of Noise Black after Wampler Leviathan Fuzz in the signal chain, clear of Wampler Leviathan Fuzz's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Jackson Audio Bloom V2 Compressor/EQ

Jackson Audio Bloom V2 Compressor/EQ leans toward transparent, and that's a real, usable character to pair with