Pedals that stack with the Source Audio Kingmaker

Caroline Guitar Company Somersault

Put Caroline Guitar Company Somersault after Source Audio Kingmaker in the signal chain, clear of Source Audio Kingmaker's own gain stage

Catalinbread Giygas

Run fuzzy into Catalinbread Giygas for more octave on top

Beetronics Buzzter Boost Preamp

Run fuzzy into Beetronics Buzzter Boost Preamp for more clean boost on top

Electro-Harmonix Canyon

Run Electro-Harmonix Canyon after Source Audio Kingmaker in the signal chain, clear of Source Audio Kingmaker's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Walrus Audio Melee Wall of Noise Black

Keep Source Audio Kingmaker's fuzzy voice out front: Walrus Audio Melee Wall of Noise Black goes after Source Audio Kingmaker 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)

W-LM Compression Fracture

What W-LM Compression Fracture brings here leans toward compressed — that's worth building a pairing around