TesseracT is a British progressive metal band, founded in 2003, and is one of the pioneers of the djent genre. Their music combines technical, rhythmic riffs with melodic vocals and atmospheric elements, creating a unique and complex sound. The band gained international fame with their debut album “One” and subsequent releases like “Altered State” and “Sonder.” TesseracT is highly regarded for their innovative approach to metal and is considered one of the most important bands on the contemporary progressive metal scene.