Mongezi Ntuli (born 15 September 1999) professionally known S6ST3M is a South African Hip Hop/Rap artist. Mongezi was born in KZN and grew up in Johannesburg, Alex and that's where his music career began. he started making music at an early age in the lower grades at school. In 2012 he worked with his older brother who was active in the game then and was doing kasi Rap which was inspired by the lifestyle around the hood. In 2013 he was started his High School at Kwa-Bhekilanga Secondary School and from then he was working with different artists and also trying to find himself as an Artist. Then in 2018 he went to Vaal University Of Technology up and that’s when he started doing everything on his own since he was far from everyone he’s been doing music with back in JHB. he started doing music production and beat making till now. S6ST3M's music sound is defined as Astro trap which is influenced by melodic vocals and trap ambient beats. S6st3m so far has dropped 3 EP’s which are as follows, No Lie EP which dropped in 2022, January. The 2nd project was Ice and Waves EP which dropped in 2022, May and the last one dropped in July which Back Outside EP.