This stash of cuts offers a vital glimpse into the Melvins' past. The sludge rockers' roots in burly hardcore punk come roaring to the surface on “Easy as It Was,” a scummy throwdown from 1986, and “Leeech,” a rowdy, grinding howler released the following year. Yet even a song like the cheeky “Beer Hippie,” from 2016, proves that the Melvins have never abandoned their love for punk snot.