Pedals that stack with the One Control Butter Yellow Auto Quack

Fulltone OCD

Fulltone OCD leans toward full, and that's a real, usable character to pair with

J. Rockett Archer

What J. Rockett Archer brings here leans toward high headroom — that's worth building a pairing around

Empress Echosystem

Keep One Control Butter Yellow Auto Quack's dynamic voice out front: Empress Echosystem goes after One Control Butter Yellow Auto Quack in the signal chain so its pristine voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)

Keeley Halo

Put Keeley Halo after One Control Butter Yellow Auto Quack in the signal chain, clear of One Control Butter Yellow Auto Quack's own gain stage — goes in the amp's FX loop (or last, into a clean amp)