Alternatives to the Walrus Audio Fundamental Distortion

Tone City Mickey

Shared character: volume, simple, crunch

Donner Dark Mouse

Shared character: dark, distortion

Mooer Black Secret Vintage Turbo Distortion

Shared character: alternative, gain, distortion

Boss SD-1 Super OverDrive

Shared character: simple, distortion

TC Electronic Zeus Drive Overdrive

Shared character: alternative

MXR Distortion+

Shared character: simple, gain, distortion

Walrus Audio Ages Five-State Overdrive

Shared character: volume, distortion

Walrus Audio Iron Horse V3

Shared character: distortion

Caroline Guitar Company , Aaron Graves Overdrive

Similar voicing: crunchy, dark

Black Country Customs Monolith

Shared character: volume, crunch, gain

MXR M249 Super Badass Dynamic O.D.

Shared character: alternative, gain

Keeley Super Rodent

Shared character: distortion

Pigtronix Disnortion Micro

Shared character: distortion

ProCo Sterling Vermin

Shared character: distortion

Wampler TCD Compulsion Drive

Shared character: crunch, gain, distortion

Catalinbread CB-Overdrive

Shared character: simple, crunch, gain

Truetone VS-XO

Shared character: volume, crunch, distortion

Dunlop MXR M94SE Super Badass Distortion

Shared character: crunch, alternative, gain

Aria Lil' RAT Distortion

Shared character: volume, crunch, alternative

Dunlop MXR Distortion Plus

Shared character: alternative, gain, distortion

ProCo RAT 2

Shared character: dark, volume, simple

Boffin FX Dino-Mite Distortion #129

Shared character: alternative, gain, distortion

Suhr Riot

Shared character: dark, volume, crunch

JHS 3 Series Distortion

Shared character: dark, crunch, alternative

Silktone Overdrive Plus

Shared character: distortion

Crowther Double Hot Cake

Shared character: crunch, gain, distortion

RHC Rat Turbo Rat Distortion

Shared character: distortion

Fulltone Full Drive 2 10th Anniversary Mosfet Edition

Shared character: simple, crunch

Ibanez TS9 Tube Screamer

Shared character: volume, simple, alternative