Seen on 1 public board so far.
Too few boards to call this a pattern.
In the signal chain
Among boards with signal order recordedBefore this pedal
MXR
Echoplex EP101
Before this pedal
MXR
Echoplex EP101
Used together
Boards with MXR Echoplex EP101 + Electro-Harmonix Big Muff Pi
1 board