British rapper Jermaine Scott (aka Wretch 32) rose out of London’s Tiverton Estate projects in Tottenham, along with his peers Devlin and Chipmunk. In the latter half of the 2000s, he joined grime collectives Combination Chain Gang and the Movement, and put out solo efforts as mixtapes. With 2007’s Teacher’s Training Day and 2008’s Wretchrospective, Wretch 32 started showing mainstream potential, cleverly pairing hip-hop and grime in his...