Upcoming Chicago duo Substance is creating an impressive buzz and making a name for themselves with their hardcore/gritty beats and candid bars. Known for their shrill delivery and striking live show, Substance is one of the latest artists hailing form the windy city that is taking it back to the basics. The group, which consists of ILL Gordon and Dat Bizness, recently dropped their latest mix-tape, Substance Muzik hosted by DJ Metialready, which will bring you just what their name says—–Substance!

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