Rakeem Calief Myer, better known by his stage name Roc Marciano, is an American rapper, songwriter and producer from Hempstead, Long Island (New York). Originally a member of Busta Rhymes' crew, Flipmode Squad becoming the sixth member after the departure of Lord Have Mercy, (aside from other flipmode acts Serious and Show Money) Roc left in 2001 to form the UN, a hardcore underground hip hop