Gesaffelstein is the stage name of Mike Lévy, a French electronic music producer and DJ renowned for his dark, industrial techno sound. His moniker combines "Gesamtkunstwerk" (a German term meaning "total work of art") and "Einstein," reflecting his ambition to create comprehensive, intellectually driven music.

Gesaffelstein's music is characterized by its fusion of techno, electro, and industrial elements, often described as ominous and cinematic. Influenced by artists like Depeche Mode, Detroit electro, and EBM (Electronic Body Music), he crafts tracks that are both harsh and beautifully structured. His sound design is meticulous, creating immersive experiences that delve into themes of power, control, and human emotion.