Montreal Assembly Count to 5
It's quite possible the Count to 5 is the Klon Centaur of bleep-bloopy, micro-loop, ambient effects.
MtA were able refine and redefine just how delightful the world of short, predictable digital samples could be. Allowing a generation of effects enthusiasts create their own backwards-tracked ambient arias.
This 2015 Knobs video made the pedal world fall in love with this pedal/