Slarta John is a dubstep producer and DJ from the UK. He's known for his heavy basslines, psychedelic soundscapes, and experimental approach to the genre. John has released several EPs and albums, including "Highgrade Music," "Tune 101," and "Dub England." He's also collaborated with artists like Mala, Coki, and Skream. John's music has been featured on labels like Tempa, Tectonic, and Hyperdub, and he's performed at festivals worldwide.