Pedals that stack with the NuX HG-6 High Gain

Xotic EP Booster

Xotic EP Booster takes that high gain character and pushes it toward clean boost

Keeley Red Dirt Overdrive

Stack Keeley Red Dirt Overdrive on top and a high gain tone tightens toward mid-forward

Electro-Harmonix Deluxe Electric Mistress

Put Electro-Harmonix Deluxe Electric Mistress after NuX HG-6 High Gain in the signal chain, clear of NuX HG-6 High Gain's own gain stage

Warm Audio Pedal 76 Compressor

What Warm Audio Pedal 76 Compressor brings here leans toward tight — that's worth building a pairing around

Hungry Robot Moby Dick V2

Put Hungry Robot Moby Dick V2 after NuX HG-6 High Gain in the signal chain, clear of NuX HG-6 High Gain's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Walrus Audio Fathom

Keep NuX HG-6 High Gain's high gain voice out front: Walrus Audio Fathom goes after NuX HG-6 High Gain in the signal chain so its ambient voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)