Kalash Criminel has been played on NTS shows including Stephane, with Piano Sombre first played on 29 November 2017.

Kalash Criminel is a French rapper of Congolese descent. He started rapping in a group called Hall 14, releasing their first album in 2012. He was spotted by Kaaris in 2016 and they released a single together which kick-started Kalash Criminel's career. He then released his first album R.A.S. in late 2016 and his second album Oyoki in 2017.

Kalash Criminel is albino and wears a balaclava to conceal his identity.