Pedals that stack with the EarthQuaker Devices Barrows Fuzz Attacker

Anarchy Audio Flutterby Tremolo

Keep Flutterby's asymmetrical tremolo after the Fuzz Attacker's thick germanium sustain — the pulse chops a settled fuzz tone.

Electro-Harmonix Glove

Put Electro-Harmonix Glove in front and the fuzzy tone leans further toward clean boost

Greer Royal Velvet

Greer Royal Velvet layers fuzzy onto an already mid-forward signal

Strymon OB.1 Bass

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

Dunlop - MXR Carbon Copy Deluxe Analog Delay

Keep Dunlop - MXR Carbon Copy Deluxe Analog Delay after EarthQuaker Devices Barrows Fuzz Attacker in the signal chain, clear of EarthQuaker Devices Barrows Fuzz Attacker's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Electro-Harmonix Memory Boy Analog Delay

Put Electro-Harmonix Memory Boy Analog Delay after EarthQuaker Devices Barrows Fuzz Attacker in the signal chain, clear of EarthQuaker Devices Barrows Fuzz Attacker's own gain stage — goes in the amp's FX loop (or last, into a clean amp)