This lighting effect is cross lighting this is because half of the face is dark whereas the other side is light. There is also a light coming from overhead because it is covering his eyes because of the hat.
▶ Mob City - Official Sneak Peek -powerful, gritty, blood-soaked drama that's more than a little reminiscent of L.A. CONFIDENTIAL (and hopefully comes off as less GANGSTER SQUAD). The pilot is written and directed by Frank Darabont(Green Mile,The Mist), with the show being based on the critically acclaimed book L.A. Noir: The Struggle for the Soul of America's Most Seductive City, by John Buntin.
A$AP Rocky (born Rakim Mayers), rapper and music video director. Born and raised in the New York City neighborhood Harlem, he is a member of the hip hop collective A$AP Mob, from which he adopted his moniker. He released his debut mixtape Live. Love. ASAP in 2011 to critical acclaim. His debut album Long. Live. ASAP was released on January 15, 2013, and was also well received by critics. New Hip Hop Beats Uploaded EVERY SINGLE DAY http://www.kidDyno.com