“It’s the tan Peter Pan/Pecan sedan/Butterscotch boss/butterscotch fans,” raps Riff Raff with a knowing wink. That song—“Test Drive,” featuring Wiz Khalifa—is about his precarious place in the hip-hop world, as both a white man and a cult of personality. The former reality show contestant turned eccentric rapper deploys vivid imagery throughout Aquaberry Aquarius, his collaborative album with DJ Afterthought. The set tilts between buzzing trap beats and post-Sublime rock, a contrast that shows Riff Raff is eager to sew up any divide.