Sidilarsen is a French fusion electro-metal/rock metal band that made its album debut in 2003. Founded in 1997 in Toulouse, France, the band is influenced by industrial metal and electronica acts. Sidilarsen released their full-length album debut, Biotop, in 2003 on the label M10 in association with the Antistatic collective. The band's second album, Eau (2005), released on the label Pias, was their first to reach the French albums chart and was followed by the remix album Réactivation Numérique (2006).