Katari Terrance Cox, better known by his stage name Kastro, is an American rapper. A cousin of Tupac Shakur, Kastro would perform alongside him in the former's rap group, the Outlawz, and is featured on many of the late rapper's songs such as "Made Niggaz", and "Hail Mary". When he was in elementary school, he introduced his friend, and future Outlawz rapper, Malcolm Greenidge, later named E.D.I. Mean, to Tupac.