On One Man Revolution, Rage Against the Machine guitarist Tom Morello debuted his alter ego, the Nightwatchman, with a well-intentioned set of lefty-folksinger blues. But with not much more than his voice and acoustic guitar, he had little to offset ham-fisted lines like "I crossed the frozen wasteland/And in the bitter cold did freeze." On The Fabled City, Morello augments his acoustic guitar...