Pedals that stack with the Spaceman Aurora Analog Flanger

EarthQuaker Devices Chelsea

Where this leans warm, EarthQuaker Devices Chelsea answers back bright

Catalinbread Formula 55

Run Catalinbread Formula 55 after it and the warm edge settles into something more bright

Boss RV-3 Digital Reverb/Delay

Boss RV-3 Digital Reverb/Delay's pristine voice goes after Spaceman Aurora Analog Flanger in the signal chain — it's not there to compete with Spaceman Aurora Analog Flanger's own analog warmth character — goes in the amp's FX loop (or last, into a clean amp)

Suhr Dark Discovery Analog Delay

Suhr Dark Discovery Analog Delay's dark voice goes after Spaceman Aurora Analog Flanger in the signal chain — it's not there to compete with Spaceman Aurora Analog Flanger's own analog warmth character — goes in the amp's FX loop (or last, into a clean amp)