Tesseract (often stylized as TesseracT) is a British progressive metal band from Milton Keynes, England, formed in 2007. They are currently signed to Kscope. They are credited as one of the bands to pioneer the djent movement in progressive metal. As of September 2015, Tesseract have released three studio albums, One, Altered State, and Polaris, as well as a live album, "Odyssey/Scala", and the EPs Concealing Fate and Perspective. Their third studio album, Polaris, was released on September 18.