Rat Heart Ensemble has been played on NTS over 10 times, featured on 14 episodes and was first played on 19 February 2022.

Rat Heart Ensemble is an ambient blues variation of Rat Heart, the project by Manchester artist Tom Boogizm. In 2022 Rat Heart Ensemble released the album "A Blues" on Boogizm's own label Shotta Tapes, followed by "Northern Luv Songs 4 Wen Ur Life’s A Mess" in 2023.