The return of the famous shared-world superhero books created and edited by George R. R. Martin, author of A Song of Ice and Fire Perfect for current fans and new readers alike, Mississippi Roll is an all-new, adventurous jaunt along one of America's greatest rivers, featuring many beloved characters from the Wild Cards universe Edited by #1 New York Times bestselling author George R. R. Martin, Mississippi Roll features the writing talents of Stephen Leigh, David D. Levine, John Jos. Miller, Kevin Andrew Murphy, Cherie Priest, and Carrie Vaughn.