Time-Warped Reverberator

NightSky is a reverberant synthesis workstation, and a powerful, hands-on experimental sound design platform. NightSky gives you real-time continuous control of reverb pitch/processing rate/core size, harmonics, and even a synth-like resonant filter with multiple modulation waveshapes, plus a step sequencer with variable glide. You haven’t heard a pedal like this before.

https://www.strymon.net/products/nightsky/