Avant-garde MC Viktor Vaughn (a.k.a. MF Doom, among other names) is the Ornette Coleman of rap; or to put it another way, musical boundaries are for suckers. Like Sun Ra before him, Vaughn must've been sent to Earth from outer space to save musical humanity, because there's no other way to explain the oddball genius of "Back End," a gorgeous track drenched in electro-sci-fi noise that sounds like it could have come from some '80s Art of Noise record, or perhaps Andre 3000. "Rap Game" (featuring Manchild) will appease traditional hip-hop heads attracted to keyboard-fuelled, boom-bap breakbeats. Between all of the skits, interludes, instrumentals, and found-sound constructions, Venomous Villain actually contains very few rhymes. The album's highpoint comes when Kool Keith drops by to flip so...