Waifer has been played on NTS over 40 times, featured on 32 episodes and was first played on 17 October 2013.

Waifer is a grime producer from East London, and is a part of the Slew Dem Crew. He's released 5 vinyls under the label name slew dem productions, having also remixed Skitz Beatz' 'Battle Riddim' and individual beats such as 'Grime Riddim' and 'Gunman Skank', which was widely played by Logan Sama.