A SECRET WEAPON FOR ILLUSION OF KUNDUN MU ONLINE

Shepard Tone - Made by psychologist Roger Shepard at Bell Labs, this illusion consists of a list of tones that appear to perpetually increase or slide. The illusion is produced by super-positioning pure tones (sine waves) an octave aside.As opposed to hallucinations, that are sensory ordeals during the absence of stimuli, an illusion describes a mi