Play a Theremin-style synthesizer over a spooky background track.
Synthesizer on the keys with an accompanying soundtrack that plays automatically. The background loop may be swapped out for something less scary if desired. Great for Halloween-iness
Knob1: Loop Volume
Knob2: Decay
Knob3: Room Size
Knob4: Reverb
Aux and Foot Switch: Vibrato On/Off