Nearly a decade after its namesake designer’s departure, the label founded by enigmatic Belgian Martin Margiela is enjoying a second life—or more accurately, a third—under the creative direction of John Galliano. Though respectful of the house’s avant-garde, deconstructionist roots, Galliano has injected his own brand of subversive artistry into ready-to-wear, shoes, bags and accessories. Provocation has rarely looked so beautiful.