Enigma variation, also known as puzzle variation or mystery variation, refers to a musical form where a theme is presented and variations are composed with various modifications, including harmonic, rhythmic, and melodic alterations. This style of composition creates a sense of mystery and intrigue for all those listening and adds complexity and depth to the piece. Another synonym for the enigma variation is the conundrum variation, or the brainteaser variation. No matter what term is used to describe it, the enigma variation is a timeless and striking musical composition style that has captivated audiences for centuries.