Two-thirds of the way through …Beginning of the End , Houston rapper Slim Guerilla pops up for a verse on a 66-second-long song called “Chamber of Misery Pt. IV.” In their nine-year career, Portrayal of Guilt have trained fans to expect unexpected genre detours, but this one still comes as a surprise. Whenever their hardcore-adjacent contemporaries attempt a hip-hop collaboration, it feels at best like a lost B-side from the Judgement Night soundtrack, and at worst , a guileless crossover play for men that attend concerts with the sole intent of exerting testosterone. Underground Vol. 1: 1991-1994 has long been the foundational text for cross-genre nihilists, but the grimy, lo-fi “Chamber of Misery Pt. IV” is the rare hardcore homage that excavates the psychedelic bedrock of gothic Southern rap rather than its surface-level aggression.…