Back in print, this title collects The Flash #164-191, plus The Flash: Our Worlds at War #1, The Flash: Iron Heights #1, The Flash Secret Files #3 and Flash and Superman #1! In these tales, Wally West finds himself without his super-speed in a darker, mirror version of Keystone City. Can a powerless Flash defeat Captain Cold and Mirror Master to save the city he loves? Plus, the Flash is shocked to learn that a strange cult is killing all the people he has ever rescued.