The Line 6 M13 Stompbox Modeler gives you 109 effects in any combination of 4, in any order, & saves up to 48 "Scenes." Universal tap tempo, a 28 second looper, MIDI and expression pedal jacks & a stereo FX loop make the M13 versatility itself.
The Eventide ModFactor Modulation Pedal packs 25 studio-quality Eventide modulation effects into one little pedal. Stereo or Mono, live or studio, the Eventide ModFactor is your solution for high quality modulation effects.
The Electro Harmonix Epitome puts three great pedals in one unit. The Micro POG polyphonic octave generator, the Stereo Electric Mistress chorus/flanger, and the Holy Grail Plus reverb, each with its own buffered bypass for every combination of effects.