Multiple artists go by the name CMB 1) CMB is a UK Drill collective from Camberwell in the borough of Southwark, London. They first started officially releasing music in early 2021. Its members include; Kayos, HB, TSplash, TH & more. So far they've only collaborated once on their first official track "The Truth", which featured Kadz from fellow Southwark collective YPB. Read more on Last.fm