By Anderson Jones
Updated February 04, 1994 at 05:00 AM EST

On its fourth album, this thirtysomething duo seesaws from uncharacteristically subdued and thoughtful meditations on suicide and rabid fans to more familiar gnashing guitar rants on neo-Nazis and commercialism. Loud vocals, the occasional melody, and drums at jackhammer speed make Post Historic Monsters (I.R.S.) a white-knuckle roller-coaster ride. A-