What is "c-sick"

Charles Dumazer (born January 10, 1991), professionally known as C-Sick , is a Hip Hop record producer from Chicago, Illinois. He participated in his first beat battle at the age of 17 and became the 2008 Chicago Big Tune Beat Battle champion. C-Sick had the chance to go and move on to the National Finals in New York City to prove to his audience his ability of becoming a music producer. C-Sick has produced music for artists such as Nas, Logic, Lil Twist, Fabolous, King L, and many others.