Alternatives to the Red Witch Opia

Electro-Harmonix Green Russian Big Muff

Shared character: dark, sustain, thickness

Electro-Harmonix Big Muff Pi

Shared character: dark, grit, sustain

SONICAKE Fazy Sandwich Classic Fuzz

Shared character: dark, thickness, fuzz

Fuzzrocious 420 Fuzz

Shared character: sustain, thickness, fuzz

Walrus Audio Jupiter V2

Shared character: dark, thickness, fuzz

SONICAKE Fazy Cream

Shared character: dark, thickness, fuzz

Wren and Cuff White Elk Small Foot Fuzz

Shared character: fuzz

Electro-Harmonix Big Muff Pi with Tone Wicker

Shared character: thickness, fuzz

Way Huge Swollen Pickle

Shared character: grit, sustain, thickness

EarthQuaker Devices Barrows Fuzz

similar tone character

Electro-Harmonix Flatiron Fuzz

similar tone character

Electro-Harmonix Triangle Big Muff Pi

similar tone character

Wren and Cuff Box of War OG

similar tone character

Sola Sound Tone Bender Professional MKII

Shared character: sustain, fuzz, gain

Wren and Cuff Eye See Pi Fuzz

Shared character: thickness, fuzz

Walrus Audio Fundamental Series Fuzz

Shared character: thickness, fuzz, classic rock

Dunlop Joe Bonamassa Fuzz Face JB-F3 Copper Top

Shared character: sustain, fuzz

ThorpyFX Field Marshal LT

Shared character: thickness, fuzz

Zvex Woolly Mammoth

Shared character: thickness, fuzz

Dunlop JHM S1

Shared character: fuzz, classic rock

Sola Sound Tone Bender MkII

Shared character: thickness, fuzz, gain

Mr Black Mr. Black SludgeMaster

Shared character: thickness, fuzz

EarthQuaker Devices Barrows V1

Shared character: thickness, fuzz

EarthQuaker Devices Hizumitas

Shared character: sustain, thickness, fuzz